311 results about "Masson pine" patented technology

The invention discloses a transformation technology of south subtropical masson pine artificial pure forest to a masson pine-broadleaved uneven-aged stratified mixed stand, and belongs to the technical field of forestry ecology. The technology is a management model which transforms a masson pine even-aged single-storied artificial pure forest into the masson pine-broadleaved uneven-aged stratifiedmixed stand in an early stage, and performs cultivation in a later stage to form a close-to-nature multi-functional selection forest using masson pines as a constructive species through technical measures of using a current masson pine plantation as a management object, forming forest gaps through appropriate thinning, replanting an indigenous broad-leaved tree species under the forest gaps, utilizing natural force to start natural regeneration and the like. The technology disclosed by the invention can change the problems that a traditional masson pine artificial pure forest has a large ecological risk, poor structural stability, and low economic benefits, and through reasonable transformation, the masson pine-broadleaved uneven-aged stratified mixed stand having stable ecological performance and aiming to cultivate large-diameter timber of the masson pines and precious tree species can be formed.

The invention discloses a grafting method taking masson pine tissue culture seedlings as stocks. The grafting method comprises processes of stock cultivation, scion preparation, seedling grafting and post-grafting management and protection; by taking the masson pine tissue culture seedlings cultivated for 4 to 6 months as the stocks and collecting bud sticks germinating on stock plants as scions, grafting is performed by adopting a split grafting method in December to January or in March to April; grafted seedlings are cultivated under the conditions of suitable light and humidity, and water and fertilizer management and pest control are performed by a conventional method. According to the grafting method disclosed by the invention, the masson pine tissue culture seedlings with developed roots, vigorous metabolism and rapid growth are cultivated through a tissue culture technological means to serve as the stocks, therefore not only can the seedling period of the stocks be shortened and the grafting survival percentage be increased but also the genetic gain of an excellent variety is ensured; adverse effects brought by the fact that heterogeneous-stock grafting is performed by taking slash pines as the stocks widely in masson pine grafting in production at present are effectively avoided, and the working effect of masson pine tissue culture stocks is greatly promoted; the grafting method has a broad application prospect, and has better economic benefit, social benefit and ecological benefit.

The invention discloses an uneven-aged mixed plantation method of pine trees and broad-leaved trees. Suitable mixed plantation trees are selected at places where plants do not survive in a pure pine tree forest according to different site conditions; 1 to 3 types of mixed plantation tree seedlings are randomly planted according to a certain ratio. According to the method provided by the invention, the suitable trees with relatively high economic value are subjected to mixed plantation through utilizing a natural law that part of the plants do not survive in a pine tree forest growth process, and protection and acceleration effects on the broad-leaved trees of the pine trees are expressed, so that the planting survival rate of the broad-leaved trees under the different site conditions can be improved, and the forestation effect of a mixed plantation forest is remarkably improved; the forestation cost of the mixed plantation forest is reduced and the forestation time of the mixed plantation forest is shortened. Practice shows that a masson pine pure forest can be effectively modified into the mixed plantation forest, and the mixed plantation trees adaptive to a masson pine planting region can be selected from castanopsis hystrix, erythrophloeum ferdii, castanopsis fissa and the like. Therefore, the method has relatively strong practicability and operability, has a good popularization and application prospect, and has relatively good economic benefits and ecological benefits.

The invention discloses a carboxylated alkali lignin sulphonate dye dispersant and a preparation method. The reaction raw materials comprises the following formula by mass fraction: 100 parts of alkali lignin, 20-60 parts of sulfonating agent, 2-20 parts of aldehydes compound and 20-45 parts of carboxylic acid compound. The alkali lignin is prepared by acidification of bamboo, Chinese oak, poplar, Eucalyptus, birch, a papermaking black liquor by a masson pine alkali method, the mass percentage is 95%. The preparation method comprises the following steps: preparing alkali lignin to a solution with mass fraction of 20-40%, then adding the sulfonating agent and the aldehydes compound for sulfomethylation reaction to prepare alkali lignin sulphonate, and the alkali lignin sulphonate is subjected to a carboxylation reaction with the carboxylic acid compound to prepare the carboxylated alkali lignin sulphonate. The prepared carboxylated alkali lignin sulphonate contains sulfonic group and carboxyl group, can be used as the dye dispersant, and has good dispersibility to the disperse dyes. Phenolic hydroxyl group with reductibility is subjected to the reaction in a modification reaction, so that reduction to an azo dye and contamination to the dispersant can be greatly reduced.

The invention relates to extensible paper for a paper bag and a production method thereof. The method comprises the following steps of: adopting the components in proportion by weight, i.e. 70-100 of masson pine kraft unbleached pulp and 0-30 of eucalyptus kraft unbleached pulp, proportioning the pulp, beating in line with the pulping concentration ranging from 23 percent to 28 percent and the beating degree ranging from 15 to 24 o SR, and carrying out the following procedures after beating, i.e. desanding, proportioning, fine sieving through a pressurized screen, forming through netting, squeezing, pre-drying, extensible compressing, post drying, coiling, recoiling and packing, to obtaine the extensible paper for the paper bag. The longitudinal tensile index of the paper is from 54 to 62 Nm / g, the longitudinal elongation percentage is from 6.0 percent to 8.1 percent, the longitudinal tensile energy absorption index is from 2.2 to 3.3 J / g, the longitudinal tearing index is from 15 to 22 mN m 2 / g, the bursting index is from 4.3 to 5.3 kPa m2 / g, and the degree of aeration is from 3.5 to 15 micron / Pa s.

The invention discloses a medicine pillow improving sleep. The medicine pillow is prepared from roses, lavenders, jasmine flowers, chrysanthemum flowers, albizia flowers, radix notoginseng flowers, camellia flowers, plum blossom, masson pine flowers, radix notoginseng, gastrodia elata, flos carthami, borneol, nacre, oysters, radix sophorae flavescentis, fried jujube kernels, platycladi seeds, dragon bone, polygonatum kingianum, radix scrophulariae, salviae miltiorrhizae, radix pseudostellariae, tuber fleeceflower stems, radix angelicae, asarum, radix angelica sinensis, ursine seal testes and penis, rhizoma nardostachyos, fructus zanthoxyli, rhizoma chuanxiong, monkshood, honeysuckle, white chrysanthemum flowers, gypsum, semen cassiae, radix astragali, bidentate achyranthes roots, platycodon grandiflorum, notopterygium roots, cloves, pogostemon cablin, rosemary, rhizoma kaempferiae, divaricate saposhnikovia roots, eucommia, honeysuckle, dried ginger, glossy privet fruit, radix aconiti sinensis, ground beetles, silkworm feces, flos magnoliae, ginseng, acorus tatarinowii, mulberry tree leaves and poria with hostwood. The medicine pillow improving sleep has the functions of being fragrant and inducing resuscitation, dredging meridians and opening orifices, calming the nerves and stabilizing the mind, activating and harmonizing qi and blood, reinforcing intelligence and restoring consciousness and strengthening the body, can effectively improve various kinds of insomnia through physical therapy, and is suitable for health care and physical therapy of middle-aged and elder people.

The invention relates to elaborate works brown paper and its manufacturing method. It includes the following steps: using more than 60% masson pine, less than 15% cedar, less than 40% various broadleaf wood as material; steam boiling; washing screening; oxidizing delignify; bleaching to form sulfate micro drift wood pulp of which slurry brightness is 24-34%; pulping concentration is 3.5-4.0%; pumping degree is 26-34 degree SR; green weight is 10-15g; de-sanding; fixing; fine screening; forming; pressing; drying; coiling; recoiling; packing. The invention has the advantages of wide material source, low cost, satisfying the demands for cleaning production and food base paper quality.

The invention discloses a sulfate pulping process by mixing soft wood with hard wood. The process comprises the following steps: preparing materials; steam-cooking by a sulfate process; washing and screening; and bleaching. The process is characterized in that soft wood and hard wood chips are evenly mixed based on the weight ratio of (7-8): (2-3), and then are transferred to a digester for steam-cooking and pulping by the sulfate process. In the process, mixed steam cooking is carried out on the soft wood and the hard wood by a vertical digester without equipment remodeling, and other process flows are basically same as those for producing masson pine sulfate soft wood pulp, thus widening adaptability of a steam-cooking system to raw materials, and relieving pressure of the wood fiber raw materials; and compared with the masson pine pulp, the quality of the wood pulp obtained through mixed steam-cooking is not obviously lowered under the condition that the proportion of poplar wood does not exceed 30%.

The invention discloses a method for accelerating the rooting of a masson pine tissue culture secondary sprout. The method comprises the following steps of independently intercepting the strongly-growing semi-lignified masson pine tissue culture secondary sprout with the height of 2-3cm; adopting different culture mediums and a two-step rooting method: firstly inoculating the sprout into a half improved MS culture medium IV which contains naphthylacetic acid, indolebutyric acid and saccharose, inducing adventitious root primordia 21-28d, and then transferring the sprout to a half improved MS culture medium V which contains active carbon or ascorbic acid and the saccharose without auxins to accelerate the expression and elongation of an adventitious root. According to the method, a rooted regenerated plant is transplanted into a peat soil, vermiculite and perlite mixed matrix to be cultured, so that the rooting condition of the secondary sprout is greatly improved; the rooting ratio of the masson pine secondary sprout achieves more than 82.5%, the highest rooting ratio achieves 90.6%, the root system quality is high, the transplantation survival rate achieves more than 85.1%, and the highest survival rate achieves 93.0%; good economic benefit and social benefit are achieved.

A cotton regenerated cellulose fabric is prepared from the following raw materials in parts by weight: 12-15 parts of water, 5-7 parts of nanometer chitosan, 2-3 parts of lecithin, 2-3 parts of collagen powder, 3-5 parts of poly butylene succinate, 1-2 parts of anthocyanidin, 7-10 parts of plastic starch, 65-70 parts of cotton fiber, 15-20 parts of masson pine fiber, 2-3 parts of Liqing grass, 1-2 parts of yellow cinnamon leaves, 50-60 parts of 1- ethyl-3- methylimidazole acetate, 50-60 parts of 1- allyl-3- methylimidazole perchlorate and 1-2 parts of a spin finish aid. According to the cotton regenerated cellulose fabric, as the masson pine fiber, the yellow cinnamon leaves and the Liqing grass are added, naturally antimicrobial and mothproof properties are achieved; the extracting solution of the Liqing grass can purge fire, remove toxin and prevent and treat eczema; as added collagen powder and the anthocyanidin are oxidation resistant and can be absorbed by human body, the skin health is facilitated; as the spin finish aid is adopted, the spinning melt can reach favorable spinning ability, the fiber is fuzz-free, the leveling of dyeing is good, the color and luster are favorable and the hand feeling is softer.

The invention discloses an iron-zinc-based composite lignin activated carbon desulfurizer and a preparation method thereof. Lignin extracted from masson pine papermaking black liquid is carbonized and activated to obtain lignin activated carbon, lignin activated carbon is dissolved in a zinc salt solution, an iron salt solution and a surfactant are added for reacting for 0.5-2 hours, then an alkaline solution with certain concentration is used for a titration mixed ultrasonic reaction for 2-4 h, a high-pressure reaction still is used for controlling the temperature to range from 100-200 DEG C for reacting for 8-24 h, and the iron-zinc-based composite lignin activated carbon desulfurizer is prepared. The desulfurizer is simple in preparation technological process and good in desulfurization effect, the precision of activated carbon desulfurization is improved through iron-zinc-based composite lignin activated carbon, and high temperature can be resisted. By the adoption of the lignin extracted from the papermaking black liquid, it is truly achieved that waste is turned into wealth, and practical use value and social value are achieved.

The invention discloses a masson pine rhizosphere solubilizing phosphorus fungus aspergillus awamori which is aspergillus awamori JP-NJ1 and application thereof. The aspergillus awamori JP-NJ1 is collected in the China Center for Type Culture Collection (CCTCC) on May 14, 2012 with the collection number of CCTCC No: M2012166. The aspergillus awamori JP-NJ1 disclosed by the invention has strong capacity of dissolving the insoluble phosphate which is the calcium phosphate. The room-temperature pot culture experiments prove that the aspergillus awamori JP-NJ1 can promote the growth of the massonpine seedlings significantly. Therefore, the aspergillus awamori provides excellent strain resources for the development of the masson pine growth promoting bacteria and has good application and development prospects.

The invention discloses a preparation method for masson pine dissolving pulp, including the following steps: 1) material preparation; 2)steam prehydrolysis; 3) alkali cooking; 4)washing, filtration and desanding; 5) bleaching; 6) acid treatment; 7) bleaching and filtration; and 8)pulping. Compared with prior art, the masson pine dissolving pulp prepared through the method is increased in the purity and the content of methyl cellulose, and the purity and the content of methyl cellulose are increased by 1.5-2.5% as compared with the prior art. The product can be further improved, and the consumption of chemical reagents and energy are reduced and the pollution to the environment is further reduced.

The invention discloses a dendrobium culture substrate, a preparation method of the dendrobium culture substrate, and a dendrobium culture method adopting the dendrobium culture substrate. The dendrobium culture substrate comprises, by weight, 40-50 parts of masson pine bark, 20-30 parts of broad-leaved tree branches, 10-20 parts of broad-leaved tree dried fallen leaves, 20-30 parts of sheep manure, 10-20 parts of humus and 0.1-0.2 part of carbendazol. The substrate, river sand and fresh moss are utilized to culture dendrobium in a porous orchid flowerpot or a porous square plastic culture disc, operation is simple, and the culture and reproducing technique is simple; the dendrobium after culture comes up many sprouts, comes up the sprouts quickly, and grows rapidly. The dendrobium culture substrate utilizes the river sand, the masson pine bark, the broad-leaved tree branches, the broad-leaved tree dried fallen leaves, the sheep manure and the humus, and all the ingredients are easy to obtain in mountain areas or are abandoned waste. The culture technique is low in cost, and high in popularization value.

The invention relates to a blue stain and mildew preventing processing method for masson pine timber. The method comprises the steps of: agitating 0.05-0.15% of thiophanate-methyl, 0.05-0.15% of carbendazim and 0.50-1.00% of double alkyl chain quaternary ammonium salt, with a solvent which is water or 75% alcohol uniformly to prepare a blue stain and mildew preventing liquid for masson pine timber; then quenching the masson pine timber naturally dried by the blue stain and mildew preventing liquid for masson pine timber for 10-20min; or processing fresh pine by way of painting or spraying, naturally drying the fresh pine and spraying for 2-3 times, and then stacking the masson pine timber processed by the blue stain and mildew preventing liquid for masson pine timber in an open type and naturally drying. The method provided by the invention can effectively inhibit propagation of various blue-stain fungi and moulds on the masson pine timber, has remarkable antibacterial effect and is simple in operational process with low processing cost, low using concentration of insecticide and low toxicity.

The invention discloses an air filter paper having a large toughness and an antibiosis function. The air filter paper is made by using the following raw materials, by weight, 39-43 parts of a waste cardboard pulp, 53-56 parts of a masson pine pulp, 1-2 parts of dried masson pine leaf, 7-9 parts of alkyd resin, 3-5 parts of corn starch, 0.2-0.4 parts of silver nitrate, 0.4-0.5 parts of octanol, 2-3 parts of molecular sieve, 2-3 parts of zircon powder, 2-3 parts of glass fiber, 1-2 parts of dried pineapple leaf, 0.7-0.9 parts of a silane coupling agent YDH-151, 0.6-0.8 parts of carboxymethyl cellulose, 0.7-0.9 parts of sucrose fatty ester, 0.3-0.6 parts of citronellol, 1-2 parts of an assistant, and a proper amount of water. The addition of plant particles, the molecular sieve, the zircon powder and the like improves the porosity of filter paper and increases the adsorption effect; and the addition of citronellol and silver nitrate realizes a certain antibiosis effect. The above impregnant in the invention has the advantages of large toughness, adhesiveness increase, and water and moisture resistance.

The invention discloses a technique of making dissolving pulp by ethanol, sulfate and acetic acid. The manufacturing technique sequentially comprises cropping, screening and removing ashes, washing, ethanol extraction, sulfate cooking, pulp separation, scrubbing purification, chlorination treatment, alkali treatment, acetic acid bleaching +H2O2 oxidation organic bleaching, acid complex treatment and runnability. The invention effectively shortens production process, enhances production efficiency of producing dissolving pulp by using bamboo, wood, a masson pine, a ramulus mori and a Chinese alpine rush; the dissolving pulp can be used in the field of textile dissolving pulp, nitration dissolving pulp, acetic acid dissolving pulp and cellulose dissolving pulp, at the same time the invention enhances harvesting rate of making dissolving pulp by the bamboo, the wood, the masson pine, the ramulus mori and the Chinese alpine rush.

The invention relates to a feed formulation for increasing egg laying amount of Dastarcus helophoroides adult. Nutrients come from superworm pupa dry powder and masson pine tree bark powder. In addition, lecithin and egg-laying hormone respectively account for 8.8% and 1%, and the nutrients are egg yolk dry powder and ants. The remaining components are bee honey, monosodium glutamate, vegetable oil and various vitamins, provide fat and vitamins required by adult, and harmonize the mouthfeel of a feed. The dry feed after being weighed is mixed, and the bee honey and fat are added and stirred. The prepared feed is subpackaged in a box and stored at a low temperature. Through the feed, the service life of the Dastarcus helophoroides adult can be effectively prolonged to 4 years from 1-2 years outdoors; perennial egg laying is ensured, the egg laying amount of one adult is increased to 5000 from 300-500 of natural egg laying amount outdoors.

The invention discloses a pine-fir mixed forestation method using group planting, which belongs to mixed forest planting methods and includes: subjecting fir seedlings to bunch planting in young stands of biennial masson pine; or subjecting fir trees to bunch-belt mixed planting in young stands of triennial Huangshan pine in mountain lands more than 800m in elevation; and obtaining a pine-fir mixed forest. By the pine-fir mixed forestation method using group planting, the pine trees are given to pull play to protect and promote the fir trees, the fir trees can be planted well and grown normally in high-elevation places basalt platform places with poor soil. Stock volume per 667m2 is more than doubled, and economic benefit and ecological benefit are evident.

The invention discloses a masson pine dissolving pulp and a production method thereof, wherein the masson pine dissolving pulp is prepared after the steam prehydrolysis, sulfate cooking, two stages of oxygen delignification and D0EoPD1 bleaching of masson pine pieces, the whiteness is not less than 89%, the alpha cellulose is not less than 91%, the pentosan is not higher than 3%, the dynamic viscosity is 9-25mPa s, the ash content is not higher than 0.1%, and the iron content is not higher than 15mg kg<-1>. The production method of the masson pine dissolving pulp comprises the following stepsthat: the masson pine pieces undergo the steam prehydrolysis, and the P- factor of the steam prehydrolysis is 300-800; the sulfate cooking is carried out after the steam prehydrolysis to obtain the pulp; the pulp undergoes the D0EoPD1 bleaching after two stages of oxygen delignification; and after the bleaching, the pulp is washed, dried and processed into the masson pine dissolving pulp.

The invention discloses a production method of charred compound wood, belonging to the technical field of processing of forest products. The charred compound wood is produced by three working stages of common solid wood processing, homogeneous charred wood processing and charred compound solid wood processing. The production method has the beneficial effects that common solid wood and homogeneous charred wood have basically same characteristics by adopting common solid wood and homogeneous charred wood which are processed in the same batch as raw materials, and thus the rejection ratio of the charred compound solid wood product is greatly reduced. The charred compound wood is particularly suitable for an outer wall of a wooden house so that the clear color of log on the indoor wall space can be kept, the chemical preservation is replaced and the anti-corrosion property of the outdoor wall space is greatly improved. The charred compound wood can be produced by adopting masson pine wood as a raw material, and thus the application field of the masson pine wood is greatly enlarged, the economical value is increased, valuable timbers and tree species can be replaced, and the contribution is made for maintaining natural forest resources and protecting the nature environment.

The invention provides a method for carrying out elemental chlorine free (ECF) multistage bleaching on masson pine kraft pulp by using glyoxal. The method is characterized by firstly adopting chlorine dioxide to carry out delignification on the unbleached masson pine kraft pulp; then utilizing sodium hydroxide to carry out alkali extraction on the masson pine kraft pulp after delignification; then using chlorine dioxide to carry out delignification on the masson pine kraft pulp; and finally adopting hydrogen peroxide to bleach the masson pine kraft pulp to obtain the masson pine ECF pulp with high whiteness and excellent physical indexes. The method has the following beneficial effects: the whiteness of the prepared masson pine kraft pulp can reach 88.36% ISO, the Kappa number is 5.02 and the yield is about 90.28%; and the masson pine kraft pulp bleached by DEDP is used for manufacturing the handsheet and the tensile index is 40.08N.m / g, the tear index is 12.80mN.m<2> / g and the burst index is 3.45kPa.m<2> / g, thus showing that the finished paper has better physical strength.

The invention provides a container seedling-raising method for masson pine. The method comprises the steps of (1), selecting a nursery field, namely, selecting sandy soils under sufficient sunshine, flat ground and normal draining as the nursery field; (2) leveling the field and preparing a nursery bed, namely, ploughing and raking the nursery field to uniformly crush the soil, applying a disinfector and a herbicide, preparing the nursery bed in north-south direction on the nursery field, covering the nursery bed with a layer of yellow soil, and arranging container bags in order on the nursery bed; (3) preparing nutrient soil, namely, uniformly agitating and mixing the yellow soil, burned soil, mycorrhizal soil, humus, peat soil, vermiculite and fertilizer, and then stacking for 12 days to obtain the nutrient soil; (4) bagging, namely, spraying formalin to the nutrient soil to disinfect, sieving the disinfected nutrient soil, then uniformly mixing with ectomycorrhizae, then feeding into the container bags and compressing; (5) processing the seeds; (6) seeding, namely, seeding in late March, and feeding the seeds into the container bags; (7) performing water and fertilizer management. The container seedling-raising method for masson pine is high in seedling-raising quality and high in rate of survival.

The invention discloses a multifunctional special fertilizer for nursery stocks and a preparation method thereof. The multifunctional special fertilizer for nursery stocks is prepared from the following raw materials in parts by weight: 30-40 parts of kitchen garbage, 15-25 parts of tea-seed pancake, 10-15 parts of stone coal flag, 12-18 parts of skin of bamboo shoots, 10-15 parts of coffee grounds, 16-22 parts of broken branches and fallen leaves, 10-15 parts of dry red soil, 8-16 parts of attapulgite, 5-10 parts of sea mud, 1.5-2.5 parts of strain powder, 15-20 parts of urea, 5-10 parts of ammonium magnesium phosphate, 10-15 parts of calcium superphosphate, 2-4 parts of potassium fulvic acid, 5-10 parts of sodium carboxymethyl starch, 4-8 parts of chitosan oligosaccharide, 3-6 parts of bone meal, 1-2 parts of zinc citrate, 1-2 parts of copper sulfate, 10-15 parts of opal, 12-16 parts of bryozoatum, 5-10 parts of coral sand, 2-3 parts of tobacco stems, 3-4 parts of tomato leaves, 1-2 parts of chenopodium ambrosioides, 2-3 parts of parepigynum funingense, 1.5-2.5 parts of masson pine and 1-2 parts of buxus sinica leaves. The fertilizer disclosed by the invention is high, long and comprehensive in fertilizer efficiency, the ecological environment of crops is improved, the plant diseases and insect pests of soil are restricted, the granular structure of soil is improved, the soil hardening is eliminated, the soil is loosened, the yield-increasing effect is obvious, and the crop quality is obviously improved.

The invention relates to a duck feed with a pine needle powder and dry tenebrio molitor powder additive. The duck feed is prepared by mixing the pine needle powder and dry tenebrio molitor powder additive and a duck feed in proportion, wherein 8-18 parts of pine needle powder and dry tenebrio molitor powder additive are added into 100 parts of duck feed. The pine needle powder and dry tenebrio molitor powder additive is prepared from the following raw materials in parts by weight: 40-48 parts of pine needle powder, 14-23 parts of dry tenebrio molitor powder, 15-22 parts of yeast powder, 13-19 parts of feed-grade calcium hydrogen phosphate and 2-4 parts of dry garlic powder. The pine needle powder and dry tenebrio molitor powder additive is prepared through the following steps of: weighting all the raw materials of the pine needle powder and dry tenebrio molitor powder additive in proportion, feeding the raw materials into a stirrer, and stirring and mixing fully. The pine needle powder is prepared from the masson pine leaves picked in the twelfth month of the lunar year by cleaning, removing impurities, drying and grinding. The duck feed provided by the invention contains enough proteins, amino acids and trace elements needed by a rabbit, is high in rate of return and low in preparation cost and can be fed to the duck to promote the growth and development of the duck and increase the laying rate. In addition, the duck feed can be fed to the duck so as to improve the disease preventing and resisting capacity of the duck.

The invention relates to the technical field of phytoremediation of heavy metal pollution in environment, in particular relates to the technical field of remediation of karst mountain mine soil subjected to heavy metal copper pollution, specifically a remediation method of karst mountain mine soil subjected to heavy metal copper pollution. The remediation method comprises the following steps: planting ditch millet, ligustrun lucidum and masson pine in the soil subjected to heavy metal copper pollution, harvesting and ashing the herbaceous plant in the ditch millet, ligustrun lucidum and masson pine at a fixed period, and increasing the diversity of species by using ligneous plants. The ditch millet, ligustrun lucidum and masson pine are used for modifying the region subjected to heavy metal copper pollution, the whole production process is free from special management, so that the cost is low and the operability is strong, and meanwhile, the landscaping level of the region is improved, the seeding and management are simple, and the engineering implementation can be performed conveniently.

A production method of the extension paper is made by the paper pulp from the matching pulp, beating, sand removing, material adjusting, screening by pressurized screen, formed on meshwork, pressing, drying, rolling, rewinding and packing. The character is in that: it uses the masson pine sulfate wood pulp with absolute drying mass ratio of 70-100%, multiple broad-leaved sulfate wood pulp within 20%, the waste wood pulp within 10%, 3.5%-4.0% beating concentration, 25-28degree SR, 10-15g of wet weight, 0.2-0.4% mesh concentration and pH 5.5-7.5. In drying process, the paper page is compressed by the extending device. The paper produced in the invention can meet the extending bag paper technology and has the low cost, can be made from multiple fiber material.

A method to produce wet curtain paper which is made of masson pine, fir, broad-leaved wood sulfate pulp, matched paper-making wet strength agent and puffed agent. The mixture ratio of various slurries is 70-100% masson pine, 0-15% fir, 0-30% broad-leaved wood, 0.4-0.5% wet strength agent and 0-0.2% puffed agent. The conditions of producing technology are: slurry Kappa number: 42-58, degree of beating: 18-21 SR, upper gauze thickness: 0.3-0.5%, upper gauze pH: 6.5-8.5, pressure of press part: first pressure: 0.2-0.3MPa, second pressure: 0.1-0.4MPa and third pressure: 0.1- 0.4MPa. The invention aims at providing a method to produce wet curtain paper as key components of device for wet curtain temperature-control and damping-control.

The invention discloses a preparation method of mould proof heat treatment wood and an application thereof. According to the preparation method of mould proof heat treatment wood, copper containing compound impregnation solution manufactured by copper hydroxide, diethanol amine, polyethylene glycol 200 and water to carry out vacuum compression treatment to masson pine wood, traditional wood heat treatment method is combined, and nano-copper is obtained in wood in situ, and the preparation method of mould proof heat treatment wood is economical. The preparation method can avoid human body to directly contact with nanometer materials, and the harm to the human body caused by breathing in is avoided. The copper containing compound impregnation solution is heat-treated over 3h at high temperature of being 220 DEG C, and copper with a particle size being 100nm is produced in wood in situ. The nano copper particle is adsorbed on the surface of a mold cell wall due to charge interaction between cell walls and Cu<2+> is dissolved, the reduction reaction of the mold cell wall is caused, and the purpose of inhibiting mold is achieved. The heat-treated masson pine wood soaked by the copper containing compound impregnation solution can reach more than 90% of the mould proof and preventing efficiency, and therefore better mould proof and preventing efficiency is achieved.