110results about How to "Improve pest control" patented technology

The invention relates to a treatment method of bamboo skin for wickerwork. Firstly, traditional Chinese medicines are used to prepare soak solution; and then, the stewed bamboo skin is fed in the soak solution for dipping. The treatment method of the bamboo skin, provided by the invention, stews the bamboo skin firstly to kill bacteria and parasites on the bamboo skin and to remove redundant water in the bamboo skin, and then feeds the bamboo skin in the soak solution for dipping to increase the amount of the soak solution of the bamboo skin; and the treatment method intensifies insect-preventing and mould-preventing effects of the bamboo skin, and can improve the toughness of the bamboo skin to conveniently perform the wickerwork.

The present invention provides a fiberboard with formaldehyde self-absorbing function and a manufacturing method thereof. The fiberboard of the invention adopts the wood fiber, aldehyde adhesive and active carbon as main raw materials. The dosage of the adhesive is 9%-12% of that of the wood fiber mass, and the dosage of the active carbon is 2%-30% of that of the wood fiber mass. The invention provides the novel fiberboard which is added with a certain amount of active carbon component with the absorbing function in the manufacturing process of the board so that the fiberboard has the function of free formaldehyde (harmful gas) self-absorbing function in the board for a long time. The releasing of the formaldehyde in the board can be reduced for reducing the formaldehyde pollution to the environment. Simultaneously the fiberboard has the functions of corrosion resistance, moisture resistance, deodorization and fungus resistance. Furthermore the fiberboard has the advantages of high absorbing efficiency, excellent absorbing effect, low cost, no toxicity, no side effect, etc.

The invention discloses a method for cultivating fragrant fruit trees, including seed selection, seed disinfection, centrifugal overweight treatment, plant hormone and low-temperature sand storage treatment, seed germination, selection of cultivation environment, arrangement of cultivation land, and soil environment cultivation , seedling transplantation, mid-term management, pest control and other steps, after centrifugal overweight treatment, plant hormones and low-temperature sand storage, the dormancy time of the seeds of the fragrant fruit tree was shortened, and after effective temperature and light treatment, the seeds of the fragrant fruit tree germinated The germination rate, germination potential and germination index are all high.

The invention discloses an organic fertilizer with insecticidal and sterilizing efficacy, and a preparation method thereof. The organic fertilizer comprises animal night soil, dead insects, waste vegetable fibers, soybean meal, animal bones, rice washed water, an EM inoculant, Bacillus subtilis, pomegranate rind extract, shaddock peel extract, Eomecon chionantha extract, Osbeckia chinensis L. extract and Rhodomyrtus tomentosa extract. The preparation method comprises the following steps: fermenting an organic fertilizer to prepare organic fertilizer powder, and mixing the organic fertilizer powder with traditional Chinese medicine extracts to obtain the organic fertilizer with insecticidal and sterilizing efficacy. The organic fertilizer with insecticidal and sterilizing efficacy, adopting the common action of the organic fertilizer powder and the traditional Chinese medicine extracts, provides comprehensive nutrient substances for crops, and reaches the insecticidal and sterilizing purposes in advance.

The invention discloses a protection method for an outdoor willow furniture product. The protection method comprises the following steps: (1) preparation of a protection paint; (2) pretreatment of a willow product; (3) protection treatment. The protection paint in the protection method has an excellent use characteristic, the adsorbability of the protection paint and the willow product is further improved through a reasonable spraying method, and the protection paint on the surface of the willow product does not fall off or degrade even under the weather with bad environmental change. According to the outdoor willow furniture product treated by the method, the characteristics of inflaming retarding, smoke inhibition, corrosion prevention, mould prevention, insect prevention, antisepsis and loss resistance are well strengthened, the surface of the outdoor willow furniture product is smooth and has no wrinkle, the bending strength is improved by 20-30%, the compressive strength is improved by 15-20%, and the protection method has a high use value.

The invention relates to a synergistic composition for water soluble fertilizer and its preparation method and an application and belongs to that technical field of water soluble fertilizer. The synergistic composition for water soluble fertilizer comprises the following raw materials in percentage by weight: 10%-20% of L-arabinose, 10%-20% of D-galactose, 4%-6% of L-Rhamnose, 4%-6% of D-glucuronic acid, 15%-18% of glutamic acid, 25%-35% of citric acid, 10%-15% of betaine, 1%-1.2% of vitamin C, 0.1%-0.3% of vitamin B1, 0.2%-0.5% of vitamin B3, 0.1%-0.3% of vitamin B6, 0.01%-0.05% of vitamin B12. The synergistic composition for water soluble fertilizer has the effects of balancing nutrition, effectively avoiding antagonism among elements, and facilitating absorption and transportation of nutrient elements; at the same time, the synergistic composition for water soluble fertilizer has the effects of improving plant resistance, conditioning soil, and improving the utilization ratio of nitrogen, phosphorus and potassium. The synergistic composition for water soluble fertilizer has the advantages of simple production process, convenient use and favorable for large-scale popularization and application.

The invention discloses a compound agricultural insecticidal bactericidal composition and application thereof. The compound agricultural insecticidal bactericidal composition contains anisopliae, berberine, a carrier and auxiliary in weight ratio of (2-20):(3-20):(30-70):(20-60), wherein the anisopliae is anisopliae conidium, and the berberine is monomer or mixture containing berberine. The anisopliae and berberine are compounded and used for agricultural insecticide and bactericide and can be used for preventing and treating diseases and insect pests of crops, labour cost of separate use is reduced, water and electricity are saved, environment friendliness is achieved, insecticidal spectrum and bactericidal spectrum of biological pesticide can be expanded, and pesticide applying frequency is reduced. The compound agricultural insecticidal bactericidal composition does not contain chemical pesticide ingredient and is easy to degrade in the environment and safe to human, livestock and the environment, and pathogenic bacteria hardly produce resistance to the composition; and the composition has the advantages of stability, high efficiency and low cost.

The invention discloses acidic organic fertilizer special for blueberries. The acidic organic fertilizer special for the blueberries is prepared from, by weight, 80-120 parts of crop straw, 60-80 parts of animal waste, 10-20 parts of pond sludge, 5-15 parts of urea, 2-8 parts of humic acid, 3-9 parts of expansion sand, 1-5 parts of talcum powder, 2-5 parts of cottonseed meal, 3-5 parts of citric acid, 1-5 parts of EM bactericides, 2-4 parts of zinc sulfate, 1-3 parts of monoammonium phosphate, 2-4 parts of potassium chloride, 3-5 parts of manganese sulfate, 2-4 parts of barium sulfate and 4-8 parts of soil acidity conditioners. The invention further provides a preparation method of the acidic organic fertilizer special for the blueberries. According to the acidic organic fertilizer special for the blueberries, the acidity of a planting field of the blueberries can be kept, an acidic planting environment is supplied to growth of the blueberries, and the survival rate and yield of the blueberries are effectively improved.

The invention relates to a special fruit bag for a pomegranate and a preparation method of the fruit bag. The special fruit bag is prepared from the following components in parts by weight: 70-80 parts of linear low-density polyethylene resin, 20-30 parts of low-density polyethylene resin, 5-8 parts of antibacterial masterbatch, 2-3 parts of pest control masterbatch, 15-20 parts of antifog masterbatch, 15-20 parts of calcium carbonate masterbatch, 1-2 parts of ultraviolet absorbent, 0.1-0.5 part of antiblocking agent, 1-2 parts of antistatic agent, 1 part of liquid paraffin and 1-2 parts of foaming agent. The preparation method comprises the steps of uniformly stirring and mixing all the components in parts by weight, then, pouring the mixture into a film blowing machine to prepare a film bag with the thickness of 0.02-0.03mm, and sleeving a paper bag outside the fruit bag. The fruit bag is of a double-layer structure that the paper bag is sleeved outside a polyethylene bag, so that the strength and toughness of the fruit bag are enhanced, and the defects that the surface of the paper bag is rough to scratch the surface of a fruit and the paper bag is easy to tear and difficult to bag are overcome; in addition, the polyethylene bag is modified, so that the air and moisture permeability as well as pest control, antibacterial and anti-fog performances of the fruit bag are enhanced.

The invention discloses a special fertilizer for improving disease resistance and yield of navel orange and a preparation method thereof. The fertilizer comprises the following raw materials by weight: 50-58 parts of mixed enzyme, 20-25 parts of molasses alcohol waste liquid, 12-16 parts of Astragalus adsurgens Pall., 26-30 parts of pine and cypress ash, 12-15 parts of a Chinese medicine, 5-7 parts of a shrimp powder, 8-10 parts of a walnut kernel shell powder, 12-15 parts of Ruditapes philippinarum powder, 2-4 parts of dandelion pollen, 0.8-1.0 part of ammonium molybdate, 1.6-2.2 parts of potassium citrate, 3.2-3.6 parts of sodium lignosulfonate, 0.5-0.8 part of selenium-enriched yeast, 0.5-0.8 part of actinomyces, 0.3-0.5 parts of potassium bacteria, and 1.2-1.6 parts of Bacillus. The special fertilizer can improve the structure of soil for orange cultivation, increases the yield of navel orange planting; the navel orange is juicy and delicious; the invention greatly improves the economic benefit of farmers planting navel orange.

The invention discloses a high-voltage pulse electric field sterilizing device for aquaculture. The high-voltage pulse electric field sterilizing device comprises a water treatment chamber for communicating a first water storage tank and a second water storage tank, wherein a water pump is arranged between the first water storage tank and the water treatment chamber; the water treatment chamber is provided with a high-voltage pulse circuit; the high-voltage pulse circuit comprises a high-voltage pulse generator connected with a power source and a pulse treatment vessel; the pulse treatment vessel comprises an earth electrode plate and a high-voltage electrode plate connected with the high-voltage pulse generator; and a channel allowing a water flow to pass through is arranged between the earth electrode plate and the high-voltage electrode plate. The high-voltage pulse electric field sterilizing device is mainly applied to spawn incubation in the aquatic product field and aquaculture water of aquaculture ponds of adult fishes of famous-quality fishes and special fishes and adult shrimp raising ponds, can rapidly achieve the aims of sterilizing, insect killing and alga removal of water in the ponds through the matching of the water pump and the pulse treatment vessel and is wide in application range because of adapting to the existing different ranges and kinds of aquaculture.

The invention discloses a heat-dissipation rain-proof power distribution cabinet which comprises a cabinet body, a top cover and a cross-flow fan, wherein the cabinet body is connected with a cabinet door by a hinge; a transparency window is formed in the upper part of the cabinet door; the position of the transparency window is corresponding to that of a circuit breaker in the cabinet body; a self-locking handle connected with the cabinet body is arranged on the cabinet door; a slot is formed in one side of the bottom of the cabinet body; guide rails are arranged at the bottom of the slot; the cross-flow fan is arranged on the guide rails in a sliding manner; air inlets are formed in the right side of the cross-flow fan; fly nets are arranged in the air inlets in a welded manner; an air outlet is formed in the upper end of the cross-flow fan; the top cover is fixedly arranged on the cabinet body; and heat-dissipation fins formed through single-process punching are arranged on the top cover in a relatively inclined manner. The cabinet is provided with the cross-flow fan and is simple in structure; ventilating, water-proof, dust-proof and fly-proof functions of equipment are improved; automatic air supply for equipment cooling or dehumidification can be performed when a climatic condition and a ventilating condition are not ideal, so that normal operation of the equipment is guaranteed.

The invention discloses a macro-element water soluble fertilizer with insecticidal and bactericidal effects and a preparation method thereof. The macro-element water soluble fertilizer comprises urea, monoammonium phosphate, potassium chloride, potassium sulfate, zinc sulfate, boric acid, EDTA, a sapindus extract, a ginkgo biloba extract, a euphorbia hirta extract and a liquorice extract. The preparation method comprises the step of making a chelated fertilizer and a traditional Chinese medicine extract. The macro-element water soluble fertilizer disclosed by the invention has the efficacies of a sterilizing agent, an insecticide and the fertilizer, and can achieve the purposes of increasing yield and resisting diseases and bacteria at a time, thereby effectively promoting the rapid and healthy growth of crops.

The invention discloses a mildewproof treatment method of bamboo. The method comprises following steps that the bamboo is washed, cut into segments, soaked and air-dried, microwave treatment is carried out, and a material A is obtained; the material A is added into an insect prevention mildewproof agent to be soaked, the material A is taken out and drained, drying is carried out, and a material Bis obtained; the material B is dipped in titanium sol, and is taken out to be put into an oven, temperature control treatment, flushing and annealing treatment are carried out, and a material C is obtained; zinc acetate and sodium hydroxide are dissolved in methyl alcohol, a mixed solution is prepared, the bamboo is dipped in the mixed solution to be dipped, the bamboo is taken out, annealing treatment is carried out, and a material D is obtained; zinc nitrate and hexamine are dissolved in water, a water solution is made, and the material D is dipped in the water solution A, and dipping, washing and annealing are carried out. Bamboo artware made through the treatment method is excellent in mildewproof effect, and after 36-month preserving, no mildew phenomenon happens.

The invention discloses a special fertilizer for carrots, and the special fertilizer is characterized by comprising the following components by weight: 54.5%-68% of an organic fertilizer; 0.8%-2% of organic strain; 1%-1.5% of tea cake; 0.2%-2% of brown sugar; 17%-24% of phosphatic fertilizer and 13%-16% of bagasse. The production method is as follows: A. mixing and stirring; B. culture of active strain; and C. turning and fermentation. The special fertilizer has the advantages that: compared with the prior art, the special fertilizer for carrots can significantly improve the carrot growth rate, can kill insects, increases the yield of carrots, and is simple in preparation method and convenient in popularization.

The invention provides a soaking solution for enhancing the waterproofness of wood. The soaking solution is prepared from the following raw materials: water, corn starch or bentonite, polyving akohol or ethyl alcohol, E1-level urea resin rubber powder or E1-level melamine urea resin rubber powder, and a defoamer. The method also provides a preparation method of the soaking solution. The method comprises the following steps: mixing part of water with corn starch or bentonite to obtain a corn starch or bentonite mixed liquid, mixing the rest water with the polyving akohol or ethyl alcohol to obtain a polyving akohol or ethyl alcohol solution, adding the corn starch or bentonite mixed liquid into the E1-level urea resin rubber powder or E1-level melamine urea resin rubber powder, adding all the rest mixed liquid, mixing, and adding the defoamer. The invention also provides application of the soaking solution. The soaking solution provided by the invention has high bonding performance; the resin rubber powder can be fully fused with the water, and when the wood is soaked in the rubber solution, the rubber solution diffuses into the cells of the wood and are fully bonded with the walls of the cells, so that the capacity of the wood is increased, and the effects of enhancing hardness, corrosion prevention, insect prevention, moisture prevention, deformation prevention and the like can be realized.

The invention relates to the technical field of lighting devices and discloses a ceiling lamp with long service life. The ceiling lamp comprises a mounting plate, wherein mounting reserved holes are uniformly formed in the bottom of the mounting plate, an annular fixed plate is fixedly connected to the bottom of the mounting plate, cooling fans are fixedly arranged at the left and right sides of the annular fixed plate, spring guide tubes are uniformly and fixedly arranged at the bottom of the mounting plate and are internally provided with damping springs, and a damping ventilating board is fixedly connected to the bottoms of the damping springs. With the ceiling lamp, mosquitoes and other insects are prevented from influencing living environment and the use effect of the ceiling lamp, aroom is prevented from getting dirty and in mess due to dead mosquitoes and other insects, and the deinsectization and damping performance are improved; furthermore, the cooling performance of the ceiling lamp is enhanced to prevent base rusting and lampshade ageing due to a large deal of heat accumulated for a long time, so that the service life of the ceiling lamp is prolonged and is free of influence caused by dust accumulation.

The invention belongs to the technical field of biology, and relates to a preparation method for a nano vigor auxin. The method includes the following steps: (1) choosing, cleaning and grinding natural green plants for a formula, and producing granules according to the processing method of Chinese materia medica; (2) adding solvent, and carrying out microwave extraction at the speed of two billions to three billions of times per second; (3) carrying out ultrafiltration and depressurizing concentration; (4) carrying out spray drying by means of the supersonic jet technology and other steps. The grain fineness of the nano vigor auxin is 1000 to 1500 meshes, the grain size of the nano vigor auxin is 0.1nm to 200nm, wherein the grain size of the vast majority of the nano vigor auxin is less than 100nm, and the nano vigor auxin has new physical properties. The bioavailability of the nano vigor auxin is high, the nano vigor auxin is ecological, has both nutritional and medicinal properties, and can promote the digestive absorption of nutrient substances and increase the feed conversion rate and the rapid, healthy growth and development of animals; and the nano vigor auxin has the effects of resisting bacteria, killing viruses and enhancing anti-stress sources and the immunity of the organism, and has a remarkable comprehensive disease and pest control effect. The nano vigor auxin can replace chemical antibiotics and hormone additives, has the advantages of broad spectrum, high efficiency, no toxic and side effects, no drug resistance and no toxic substance residue accumulation, provides feasible guarantee for the safety of organic food production, and has a wide application prospect.

The body surface scavenger consists of sodium hydroxide solution, ethanol, sterilizer liquid, camphor, vinegar, essence, alum and sodium chloride. It has the features of high efficiency and powerful detergency, and may be used directly or after being diluted in cleaning door, window, stove, sanitary ware, clothing, foot ware, etc.

The invention discloses a special fertilizer for increasing sugar-acid ratio and juice content of oranges and application method of the special fertilizer. The special fertilizer consists of a liquid fertilizer and a microbial agent according to a mass ratio of 100:1. The liquid fertilizer is prepared from, by weight, 70-75 parts of mixed enzymes, 70-75 parts of molasse alcohol wastewater, 30-35 parts of Chinese medicine liquid, 25-30 parts of Astragalus adsurgens, 16-20 parts of conifer ash, 5-7 parts of shrimp meal, 8-10 parts of walnut shell flour, 12-15 parts of crustacean meal, 3-5 parts of pollen, 0.8-1.0 part of ammonium molybdate, 1.6-2.2 parts of potassium citrate and 3.2-3.6 parts of sodium lignin sulfonate. The special fertilizer is environment friendly, simple in production process, low in production equipment cost and capable of increasing sugar-acid ratio and juice content of oranges.

The invention discloses a special ecological liquid fertilizer for navel oranges and a preparation method of the special ecological liquid fertilizer. The special ecological liquid fertilizer is prepared from the following raw materials in parts by weight: 100 parts of mixed enzyme, 30 to 40 parts of molasses alcohol waste liquid, 25 to 30 parts of astragalus adsurgens, 16 to 20 parts of pine and cypress ash, 5 to 7 parts of shrimp powder, 8 to 10 parts of walnut shell powder, 12 to 15 parts of meretrix meretrix shell powder, 3 to 5 parts of pollen, 4 to 6 parts of codium fragile, 8 to 10 parts of gracilaria, 4 to 6 parts of melia toosendan bark, 7 to 9 parts of amomum tsaoko, 4 to 6 parts of perilla stem, 6 to 8 parts of momordica charantia vine, 2 to 4 parts of evodia lepta, 3 to 5 parts of radix scutellariae, 0.8 to 1.0 part of ammonium molybdate, 1.6 to 2.2 parts of potassium citrate, 3.2 to 3.6 parts of sodium lignosulfonate and 1 part of a microbial agent. The ecological liquid fertilizer special for the navel oranges can be used for planting the navel oranges, the total output is high, the fruit is large in size, high in sugar acid ratio and juicy, and the economic benefits are high.

The invention relates to a Chinese medicine herb preparation for preventing and treating fish ciliate diseases. The Chinese medicine herb preparation is mainly prepared from coptis chinensis, chinaberry seeds, pumpkin seeds, verbena and pseudo-ginseng. The Chinese medicine herb preparation is prepared according to Chinese veterinary theoretical science, has remarkable effects on preventing and treating the fish ciliate diseases, has the total effective rate greater than 80%, and can be prepared into dosage forms of powder, oral solutions, granules and the like.

The invention relates to a pesticide for soil insect control for salix integra. The pesticide is prepared from following components by weight: 2.5 parts of dipterex, 2 parts of thifluzamide, 3 parts of copper hydroxide, 2 parts of fleeceflower root, 1 part of giant knotweed rhizome, 2.4 parts of cortex phellodendri, 1.8 parts of Chinese chive seed, 3.2 parts of bidens biternata, 2.7 parts of murraya jasminorage, 4 parts of ashycoloured ironweed and 2.2 parts of large-flowered thunbergia, wherein traditional Chinese medicine components are compounded in a form of traditional Chinese medicine extracts. By compounding of a plurality of medicines, the pesticide has good insect-killing, insect-preventing and antibacterial effects. The traditional Chinese medicine extracts are added, so that insect-killing and insect-preventing effects are improved, the pesticide has contact toxicity and stomach toxicity functions and good insect killing effects, and the pesticide has the antibacterial effects.

The invention discloses a wood-plastic wall material filled with light materials. The wood-plastic wall material structurally comprises a wall, a decorative panel and a wood-plastic layer. The wood-plastic wall material filled with the light materials has the advantages of solving the problems that stable supporting and shock absorbing cannot be conducted, and as a result the anti-shock performance of the wall is poor. By arranging a shock-absorbing supporting layer, firstly, through a wood-plastic plate, the effects of worm prevention, protection against termites, high fire prevention and others of the wall are improved; through a glass-fiber net, the capacities of thermal insulation, water prevention and cracking resistance of the wall can be enhanced, a rubber-plastic-cotton layer can enhance the properties of shock absorbing and rubbing resistance, an aluminum foil damp-proof layer can effectively realize the effects of shock absorption, dust prevention, toxin elimination and environmental protection, an acoustic board can have the effects of sound absorption, environmental protection, flame retardancy, heat insulation, thermal insulation, damp prevention and mildewing prevention, and light steel joists can enhance the supporting strength and shock absorption of the wood-plastic layer, and therefore the wood-plastic wall material has the advantages that stable supporting and shock absorbing can be conducted, and the anti-shock performance of the wall can be enhanced.

The invention provides an anti-inflammation and itch-relieving ointment which includes, by weight, 21-24 parts of cortex pseudolaricis, 11-31 parts of coptis chinensis, 11-32 parts of cortex phellodendri, 9-28 parts of scutellaria baicalensis, 8-24 parts of chinese rhubarb, 16-48 parts of sophorae flavescentis, 12-43 parts of fructus cnidii, 15-45 parts of radix stemonae, 12-28 parts of cantharides, 21-38 parts of semen momordicae, 11-22 parts of frankincense, 12-33 parts of myrrh, 13-27 parts of scorpions, 21-42 parts of alumen, 13-32 parts of camphor, 13-27 parts of borneol, 4-8 parts of realgar and the like. The anti-inflammation and itch-relieving ointment has the effects of activating blood and dispelling stasis, sterilizing body, relieving itch, eliminating swelling, relieving pain, stopping bleeding, resisting inflammation and preventing rot. Compared with an external-use ointment for treating burnt injury in the prior art, the ointment enables a wound to heal quickly and is free of forming scar on skin, is easy to remove during dressing change, is free of causing bleeding and pain, is low in cost and is a necessary external-use drug for family and doctors.

The present invention relates to novel synergistic active ingredient combinations composed firstly of the known carboxamide penflufen and secondly of renaxypyr and / or sulfoxaflor, these combinations being extremely suitable for controlling unwanted animal pests such as insects or acarids and also unwanted phytopathogenic fungi.

The invention discloses a preparation method of a high-strength environment-friendly plate, and relates to the field of environment-friendly materials. The preparation method comprises the following steps of crushing and mixing of wood materials, stewing and hot grinding of the wood materials, preparation of wood fibers, mixing of the wood fibers and an adhesive, pavement, pre-pressing and hot pressing of the materials, sanding treatment and roller coating of a waterproof coating. According to the method, waste wood and Chinese herbal medicine additives are mixed, stewed and ground, the prepared wood materials have the good antibacterial property, corrosion resistance and moth repellency, wood material shell powder is mixed with the adhesive for bonding, the plate prepared through pressinghas good hardness and strength, the raw material source is wide, and the production cost is low.

The invention provides a comprehensive prevention and control method for ilex varticillata nursery stock diseases and insect pests. According to the comprehensive prevention and control method, soil is adjusted into weak acidity, growth of harmful fungi and insect pests is effectively restrained, elymus nutans is planted at intervals, output value per unit area of a land is improved, and prevention of diseases and insect pests of ilex varticillata is facilitated to some extent. In order to prevent birds at the later period of growth of nursery stocks, dried elymus nutans is soaked by the aid of Chinese medicine liquid, the soaked elymus nutans is woven into ropes, the ropes are hung on the peripheries of berries, the birds can be effectively dispersed, and pecking of the birds is prevented. According to the comprehensive prevention and control method, cost is low, comprehensive output value per unit area of the land is high, pesticides are avoided under the normal conditions, damage to environments is greatly reduced, injuries and deaths of the birds eating fruits sprayed the pesticides are effectively prevented, and the method has quite positive significance for constructing good ecological systems.

The invention discloses a special weakly-alkaline fertilizer for citrus. The special weakly-alkaline fertilizer comprises urea, potassium phosphite, potassium chloride, potassium sulfate, zeolite powder, a calcium magnesium phosphate fertilizer, zinc sulfate, a boron-magnesium fertilizer, a humic acid composite fertilizer and a pest-resistant organic fertilizer, wherein the pest-resistant organicfertilizer is prepared by aerobic fermentation and decomposition of rapeseed meal, traditional Chinese medicine residues and brassinolide extract residues according to a mass ratio of (3-4):(1-2):(1-2) at 55-65 DEG C. The special weakly-alkaline fertilizer for citrus is an organic-inorganic combined fertilizer specially used for citrus, adopts a specific ratio of inorganic nutrients, and accords with the rule of the requirement of the citrus for nutrients in the whole growth period; and organic components in the fertilizer can effectively promote formation of a soil aggregate structure in order to improve soil fertilized with chemical fertilizer for a long time and improve the air permeability, water retention and fertilizer retention capacity of the soil, and inorganic nutrients are scientifically proportioned to guarantee the nutrient requirement law of citrus in the annual growth period in order to achieve the effects of increasing both production and income.