51results about How to "Reduce reproductive rate" patented technology

The invention discloses a multi-effect biofertilizer, comprising sarcandra glabra, cortex fraxini, radix stemonae, lightyellow sophora root, pin needles, isatis root, phellodendron, aloe, humic acid and inorganic fertilizers of nitrogen, phosphorus and potassium; the weight percentages of the components are as follows: 1-2.5% of sarcandra glabra extract, 1-2.5% of radix stemonae extract, 1-2.5% of phellodendron extract, 5-10% of aloe extract, 10-15% of pin needles, 7-10% of isatis root, 7-10% of cortex fraxini, 10-15% of lightyellow sophora root, 15-20% of humic acid, 10-20% of available nitrogen, 5-10% of phosphorus pentoxide and 5-10% of potassium oxide. The Chinese medicinal herbs of the invention have the advantages of sterilization and disinfestation, safety without pollution, combined herbs and fertilizers, compound multielements, comprehensive nutrition, long-acting slow release and improved utilization rate. The multi-effect biofertilizer can be widely applied to such cash crops as corn, cotton, rapeseed plants, peanuts, legume, silkworm and mulberry, tea forests, fruit grove and various vegetables.

The invention relates to a jasmine flower nutrition fertilizer. The jasmine flower nutrition fertilizer comprises a base fertilizer and a foliage fertilizer, wherein the base fertilizer comprises the following components in parts by mass: 45-60 parts of nitrogen-phosphorus-potassium compound fertilizer, 3-10 parts of medium element, 0.5-5 parts of minor element, 0.1-0.4 part of compound inhibitor, 0.01-0.05 part of rare-earth element, 120-150 parts of organic fertilizer and 50-60 parts of zeolite powder; and the foliage fertilizer comprises the following components in parts by mass: 10-15 parts of ammonium dihydrogen phosphate, 5-10 parts of potassium sulfate, 2.5-4.0 parts of borax, 1-1.6 parts of magnesium sulfate, 2.0-3.2 parts of ferrous sulfate, 1.2-1.8 parts of zinc sulfate, 0.5-0.8 part of sodium selenite, 0.5-0.8 part of sodium molybdate, 45-60 parts of amino acid, 1.8-3.0 parts of Chinese medicinal herb extracting solution, 0.5-1.0 part of glycerol, 0.1-0.5 part of growth regulator, 0.01-0.03 part of surfactant, 0.01-0.03 part of potassium permanganate and 0.01-0.03 part of aspirin. The jasmine flower nutrition fertilizer conduces to the steady growth of jasmine flowers, increases the blooming number, improves the color and brightness of petals, and enhances the stress tolerance.

The invention discloses an anti-helicobacter-pylori composition and a preparation method thereof. The composition is a powdery preparation, and comprises 10 to 90 parts of compound probiotic bacterium powder, and 10 to 90 parts of compound traditional Chinese medicinal ferment powder. Probiotics and lactoferrin can be further added into the composition, and the anti-helicobacter-pylori composition can be used as a supplement and an additive of a food or a pharmaceutical ingredient. According to the composition which is provided by the invention, the function that a traditional Chinese medicine restrains Hp (helicobacter pylori) is utilized; meanwhile, the toxic and side effects of the traditional Chinese medicine are decreased; added compound probiotic bacteria not only can effectively restrain the Hp per se, but also can further promote the further absorption of traditional Chinese medicinal ferments at the same time. Shown by study, the composition provided by the invention can be used for curing an Hp infection, and therefore, has a favorable application prospect in the preparing of an anti-Hp medicine.

Disclosed is a cross-breeding method of wild and xiang pigs. The method specifically comprises the steps that pure wild boars are adopted as male parents, TiandongQilixiang sows, Bama miniature sows, Huanjiang Xiang sows and local earthy sows are adopted as female parents, and each xiang sow is mated with three wild boars alternately during oestrus. The new line pigs, the wild and xiang pigs, bred through the method are skin and bone in meat quality, thick in skin, tender, crisp, fresh in taste and strong in game flavor, and pork pig products have great features. Meanwhile, the defect that wild pigs are low in reproductive rate is overcome, two or more piglets can be produced during one year through the method, 10-15 produced piglets are generally kept per embryo, the bred piglets are high in survival rate, few in disease and easy to breed, the body, appearance and meat quality of the piglets can be compared favourably with those of the xiang pigs, the game flavor is stronger, and the pigs can be called treasures on tables. Therefore, the benefits for breeding the wild and xiang pigs are extremely remarkable.

The invention discloses an attractant composition for preventing and controlling Scotogramma trifolii Rottemberg. The attractant composition comprises a Scotogramma trifolii Rottemberg sex pheromone component and halogenated pheromone analogues thereof, and the halogenated pheromone analogues have a general formula ROCOCnHaXb. The attractant composition disclosed by the invention can trap and kill Scotogramma trifolii Rottemberg male pests more effectively, reduces a breeding rate, and gradually controls extinction of pest populations, so that a purpose for preventing and controlling pests is achieved. The composition has a small usage amount, is friendly to environment, can be accurately applied to forecast pest conditions, trap a plurality of pests and disturb copulation, and has important meanings on comprehensive treatment of the Scotogramma trifolii Rottemberg.

The invention relates to a method for prolonging storage time of edible fungus solid spawn. A solid culturing medium is prepared from, 20-25 g / L of trehalose, 2-6 g / L of yeast powder, 1-2 g / L of peptone, 1-2 g / L of monopotassium phosphate, 1.5-2 g / L of magnesium sulfate, 15-20 g / L of agar, 0.01-1.5 g / L of oxidized graphene, 0.1-0.85 g / L of N-butylpyridine hexafluorophosphate, 0.1-0.5 g / L of sodiumcarboxymethylcellulose, 0.2-0.8 g / L of polyacrylamide, 1.3-9.5 g / L of nano calcium carbonate, 0.2-0.8 g / L of laurinol sodium sulfonate, and the balance purified water. The pH value of the culturing medium is adjusted to 5-6. The method can prolong the storage time of the edible fungus solid spawn, hydroxyl groups and epoxy groups are randomly distributed on an oxidized graphene single sheet, in awater environment, partial hydroxyl groups and partial epoxy groups chemically react with hydroxymethyl cellulose, polyacrylamide and the nano calcium carbonate to form a compound even a polymer so as to reduce the activity of the culturing medium, and edible fungus can survive in a lower activity environment to prolong the storage time.

The invention discloses a disaster jellyfish emergency disposal method. According to the disaster jellyfish emergency disposal method, a mode that an emergency disaster jellyfish mincing device and a jellyfish collection system are combined is adopted, wherein a hollow steel wire is arranged at the bottom of a drag net; when the drag net is driven to quickly advance by a ship, jellyfishes gathered at the bottom of the drag net are crushed by means of water flow impact pressure; at a region with relatively shallow water, the disaster jellyfish collection system is combined; a jellyfish collection passage designed in the disaster jellyfish collection system is positioned at an included angle formed by a W-shaped interception net; and on the tide, the jellyfishes are introduced into and gathered to the jellyfish collection passage by the interception net under the action of the tide and then are killed off in a centralized way. According to the disaster jellyfish emergency disposal method, a large number of disaster jellyfishes are effectively disposed, the ecological hazard of the jellyfishes can be reduced, and a quick, high-efficiency and convenient disposal effect can be performed on the jellyfish disaster which outbreaks rapidly.

A butterfly orchid formula fertilizer comprises a base fertilizer and a foliar fertilizer. The base fertilizer is prepared from 45-60 parts of nitrogen phosphorus and potassium composite fertilizer, 3-10 parts of medium elements, 0.5-5 parts of microelements, 0.1-0.4 part of compound inhibitor, 0.01-0.05 part of rare earth elements, 120-150 parts of organic fertilizer and 50-60 parts of zeolite, wherein the medium elements include boron, calcium and magnesium, and the mass ratio of boron to calcium to magnesium is (3-4):(12-15):(6-8). The foliar fertilizer is prepared from 10-15 parts of ammonium dihydrogen phosphate, 5-10 parts of potassium sulfate, 2.5-4.0 parts of borax, 1-1.6 parts of magnesium sulfate, 2.0-3.2 parts of ferrous sulfate, 1.2-1.8 parts of zinc sulfate, 0.5-0.8 part of sodium selenite, 0.5-0.8 part of sodium molybdate, 45-60 parts of amino acid, 1.8-3.0 parts of Chinese herbal medicine extracts, 0.5-1.0 part of glycerol, 0.1-0.5 part of growth regulator, 0.01-0.03 part of surfactant, 0.01-0.03 part of potassium permanganate and 0.01-0.03 part of aspirin. The butterfly orchid formula fertilizer can meet nutrient requirements of butterfly orchids in different growth stages, and diseases and insect pests are reduced.

The invention relates to a honeybee feed, a preparation method of the honeybee feed, and a method for feeding honeybees from January to March, and belongs to the field of honeybee cultivation. The preparation method of the honeybee feed comprises the steps of adding corn starch to 50-60 DEG C water, performing mixing to obtain a first mixture, controlling the temperature of the first mixture to be less than or equal to 35 DEG C, mixing a probiotic to obtain a second mixture, adding honey to the second mixture, stirring at the rotating speed of 500-800r / min to obtain a third mixture, and mixing a protein powder, pollen and sugar in the third mixture. The method for feeding the honeybees with the honeybee feed from January to March comprises the steps of feeding the honeybees with the honeybee feed according to a standard of 200-300g / d per 2000 honeybees, and performing continuous feeding to 3d prior to release and honey gathering, wherein the feed is preheated to be 30-40 DEG C. The honeybee feed prepared by the preparation method can obviously increase the yield of the honey, and can increase a honeybee cultivation benefit.

The invention discloses a biological compound fertilizer capable of maintaining agricultural ecological balance, which comprises the following components in parts by weight: 30-55 parts of chicken manure, 25-35 parts of rice bran, 34-46 parts of wheat bran, 10-24 parts of yam, 5-9 parts of sucrose, 9-15 parts of agar, 3-8 parts of ground phosphorite, 4-7 parts of calcium dihydrogen phosphate, 4-7 parts of calcium dihydrogen phosphate, 1-3 parts of phosphoric acid, 5-9 parts of potassium dihydrogen phosphate, 4-7 parts of dipotassium hydrogen phosphate, 8-12 parts of verticicladiella powder, 0.1-0.2 part of Bacillus thuringiensis powder, 0.1-0.2 part of aschersonia powder, 0.3-0.5 part of bacillus thuringiensis var. powder, 1-3 parts of Cortex Fraxini and 1-2 parts of stemona. The biological compound fertilizer can effectively control underground pest damage, reduce the reproduction rate of pests and kill the underground pests, and has the effect of resisting drooping diseases, blight, rust, greensickness, root rot and other multiple diseases.

A disclosed microbe composite plant organic fertilizer is characterized by comprising the following substances in parts by weight: 100-120 parts of chicken manure, 25-30 parts of clove wood chip, 15-20 parts of jasmine wood chip, 0.01-0.02 part of azotobacter powder, 0.01-0.02 part of bacillus cereus powder, 0.01-0.02 part of bacillus thuringiensis powder, 25-30 parts of paddy rice straw, 1-2 parts of humic acid, 55-60 parts of turf, 15-35 parts of soybean straw, and 20-30 parts of potato straw. The microbe composite plant organic fertilizer is capable of effectively controlling underground insect pests, reducing insect reproductive rate, and dispelling and killing underground insects, and also has the efficacy of resisting damping off, wilt disease, verticillium wilt, root rot and other multiple diseases.

A compound fertilizer for Dahlia pinnata comprises a base fertilizer and a foliar fertilizer; the base fertilizer is made from 45-60 parts of nitrogen-phosphorus-potassium compound fertilizer, 3-10 parts of medium elements, 0.5-5 parts of trace elements, 0.1-0.4 part of a compound inhibitor, 0.01-0.05 par of rare-earth elements, 120-150 parts of an organic fertilizer, and 50-60 parts of zeolite powder; the foliar fertilizer is made from 10-15 parts of ammonium dihydrogen phosphate, 5-10 parts of potassium sulfate, 2.5-4.0 parts of borax, 1-1.6 pars of magnesium sulfate, 2.0-3.2 parts of ferrous sulfate, 1.2-1.8 parts of zinc sulfate, 0.5-0.8 part of sodium selenite, 0.5-0.8 part of sodium molybdate, 45-60 parts of amino acids, 1.8-3.0 parts of herbal extract, 0.5-1.0 part of glycerol, 0.1-0.5 part of a growth regulator, 0.01-0.03 part of a surfactant, 0.01-0.03 part of potassium permanganate, and 0.01-0.03 part of aspirin; the growth regulator is made from sodium para-nitrophenolate, sodium 2-nitrophenolate, sodium 5-nitroguaiacolate, thiamine hydrochloride, pyridoxine hydrochloride, and inositol. The compound fertilizer for Dahlia pinnata can prolong the flowering time of Dahlia pinnata under synergy of the various nutrients, and can prevent pest and disease damage for Dahlia pinnata.

The invention discloses a camellia changii variety breeding method which comprises the following steps of selecting budding flowers by taking fragrant flowers with rich flower colors and flower types as breeding aims in a camellia changii male parent blooming season, poking petals, quickly removing all stamens, smearing pollens to be pollinated on stigmas, folding an adhesive plaster in two to completely cover the stigmas for controlled pollination to realize the controlled pollination of theaceae plants, and performing seed breeding of hybrids under an indoor control condition. The variety of camellia changii is small, the number of female parents is small, and the breeding potential is low. By a tissue culture technology disclosed by the invention, the problems can be well solved; rare and precious resources, namely the camellia changii, can be protectively used; the problem that the camellia changii seedlings are scarce can be alleviated.

The invention discloses a method for managing a lawn by collecting, breaking stems, planting and cultivating. The method comprises the following steps: collecting grass seeds: taking grass in a grass seed lawn bed, and while taking the grass, selecting pest-free, weed-free and robust grown seed stems of the current year; breaking stems: cutting off long stems so as to cause the stem section of the stems to be 4-6cm long and the number of each section of buds to be 2-4; storing according to a natural storing method or storing at low temperature; sowing stems; spinning; performing water management: before the stems survive, maintaining humidity of a sand bed being 80-90%, and after the stems survive, maintaining humidity of the sand bed being 65-80%; and trimming the lawn: trimming 1 / 3 long tip of the stems each time and keeping 2-3cm height. The invention also discloses a grass breaking device which comprises a grass breaking box with a grass inlet and a grass outlet, wherein a grass breaking screw rod with grass breaking teeth is arranged in the grass breaking box; one end of the grass breaking screw rod is driven by an idler wheel; an idler wheel motor is connected with the idler wheel; and a soil shaking device and a soil pushing device are arranged under the grass breaking box.

A new breeding method for high-yielding fragrant pigs; specifically including: using pure wild boars as male parents, using Tiandong Qilixiang sows, Bamaxiang sows, Huanjiangxiang sows, and local Tuxiang sows as female parents, Three wild boars mate in turn during the sow's estrus period. Through the implementation of the present invention, the new breed of pigs bred - wild fragrant pigs, has lean meat, thick and tender skin, delicious taste and strong game, which makes the pork pig products very distinctive. At the same time, the defect of low reproductive rate of wild boar is overcome, and more than 2 litters can be produced in one year after the implementation of the present invention, while the number of piglets produced is generally maintained at 10-15 per litter, and the bred piglets have high survival rate, few diseases, and are easy to raise. Its shape, appearance, and meat quality are also comparable to fragrant pigs, and the game is more abundant, which can be called a treasure on the table. Therefore, the benefits of raising wild fragrant pigs are extremely significant.

The invention discloses a method for managing a lawn by collecting, breaking stems, planting and cultivating. The method comprises the following steps: collecting grass seeds: taking grass in a grass seed lawn bed, and while taking the grass, selecting pest-free, weed-free and robust grown seed stems of the current year; breaking stems: cutting off long stems so as to cause the stem section of the stems to be 4-6cm long and the number of each section of buds to be 2-4; storing according to a natural storing method or storing at low temperature; sowing stems; spinning; performing water management: before the stems survive, maintaining humidity of a sand bed being 80-90%, and after the stems survive, maintaining humidity of the sand bed being 65-80%; and trimming the lawn: trimming 1 / 3 long tip of the stems each time and keeping 2-3cm height. The invention also discloses a grass breaking device which comprises a grass breaking box with a grass inlet and a grass outlet, wherein a grass breaking screw rod with grass breaking teeth is arranged in the grass breaking box; one end of the grass breaking screw rod is driven by an idler wheel; an idler wheel motor is connected with the idler wheel; and a soil shaking device and a soil pushing device are arranged under the grass breaking box.

The invention discloses a system for producing detoxified lily bulb seed balls in large scale. The system comprises a culture solution reflux tank (1), a culture solution storage tank (2) and an atomizing culture box (3) which are sequentially connected, wherein the atomizing culture box (3) is connected with an inlet of the culture solution reflux tank (1) through a first pipeline (10), and the culture solution reflux tank (1) is connected with a high pressure air supply device. The invention further discloses a method for producing the detoxified lily bulb seed balls through the system for producing the detoxified lily bulb seed balls in the large scale. The system and the method have the advantages of being short in transformation period, low in pollution rate, low in cost and simple and convenient to operate.

The invention discloses a colored heat insulation coating with medium and high brightness, and relates to the field of coatings. The coating comprises, by mass, 100-200 parts of deionized water, 2-3 parts of hydroxyethyl cellulose ether, 15-20 parts of propylene glycol, 4-6 parts of a dispersant, 1-3 parts of a wetting agent, 150-200 parts of a cold pigment, 200-300 parts of a filler, 1-3 parts ofa preservative, 2-4 parts of an antifoaming agent, 100-200 parts of a silicone resin emulsion, 100-200 parts of a pure acrylic emulsion, 1-3 parts of a film forming additive, 1-3 parts of a thickener, 10-20 parts of near-infrared reflective powder and 2-6 parts of other additives. The addition of the cold pigment and the near-infrared reflective powder to the coating can effectively reduce the indoor temperature and reduce the loss of building energy consumption; and the coating has a simple preparation method, and is suitable for large-scale production.

The invention discloses a biological efficient compound fertilizer. The biological efficient compound fertilizer is characterized by comprising the following substances in parts by weight: 30-55 parts of chicken manure, 25-35 parts of rice bran, 34-36 parts of white bran, 10-24 parts of potatoes, 5-9 parts of saccharose, 9-15 parts of agar, 3-8 parts of powdered rock phosphate, 4-7 parts of monocalcium phosphate, 1-6 parts of calcium nitrate, 2-6 parts of magnesium sulfate, 2-6 parts of sodium chloride, 1-4 parts of ammonium dihydrogen phosphate, 1-3 parts of sodium acid pyrophosphate, 0.1-0.3 part of azotobacter powder, 0.1-0.3 part of phosphorus bacteria powder, 0.1-0.3 part of silk branch root fungus powder, 15-35 parts of soybean straw and 10-25 parts of potato straw. According to the biological effective compound fertilizer, underground pests can be effectively prevented and treated, the insect reproduction rate is reduced, the underground pests are driven and killed, and the biological efficient compound fertilizer also has the efficacy of resisting seedling blight, wilt, rust blight, greensickness, ceitocybe bescens and the like.

The invention discloses a method for tissue culture and rapid propagation of strobilanthes cusia. The strobilanthes cusia belongs to perennial herbaceous plants of strobilanthes of acanthaceae. The rhizome of the strobilanthes cusia can be used as medicine and has a very good treatment effect in clinical application. Cutting propagation and a traditional seed propagation manner are adopted as the main propagation manners of the strobilanthes cusia at present; however, the propagation methods are low in propagation rate and long in propagation period and cannot meet the requirement for mass production. According to the method for tissue culture and rapid propagation of the strobilanthes cusia, the stem with axillary buds of strobilanthes cusia serves as an explant, a technical system for tissue culture and rapid propagation of the strobilanthes cusia is established through the steps of bud induction, multiplication, seedling strengthening, rooting, acclimatizing, transplanting and the like, a technical support is provided for further industrial seedling culture of the strobilanthes cusia tissue culture, and a foundation is laid for genetic transformation, breed improvement and the like of the strobilanthes cusia in the future.

An antibactieral composite fertilizer contains N and / or P and / or K fertilizer (10-90 wt.%), naphthalene (0.5-3), chlorothalonil (0.01-1), trichlorfon (0.05-1.2), phoxim (0.01-1.1) and auxiliary. Its advantages are rich nutrients, high insecticiding effect and increasing yield of crops.

The invention discloses nanometer heat insulating coating for buildings, and relates to the field of coating. The nanometer heat insulating coating includes, by mass, 10-20 parts of deionized water, 20-40 parts of microcrystal heat insulating nanometer powder, 3-5 parts of modified potassium hexatitanate whisker pulp, 10-20 parts of an inorganic filler, 15-25 parts of silicone resin emulsion, 5-9parts of near-infrared reflective powder, 5-15 parts of silicone acrylic emulsion, 4-6 parts of cold pigment and 2-3 parts of an auxiliary agent. The coating includes the microcrystal heat insulatingnanometer powder and the near-infrared reflective powder, thus effectively improving heat insulation performance of the coating and reducing loss of energy of buildings. In addition, a preparation method of the coating is simple and suitable for large-scale production.

The invention discloses a medicago sativa trypsin inhibitor MT-mth2-36p5 as well as an encoding gene and application thereof. The medicago sativa trypsin inhibitor MT-mth2-36p5 is a protein of a), b),c) or d), namely, a) a protein with the amino acid sequence shown in the sequence 2, b) a fusion protein obtained by connecting labels to the N end and / or the C end of the protein shown in the sequence 2, c) a protein with the same functions obtained by performing replacement and / or deletion and / or addition of one or more amino acid residues on the amino acid sequence shown in the sequence 2 andd) a protein with 75% or more homology as the amino acid sequence shown in the sequence 2 and the same functions. Experiments show that the protein has a good inhibition effect on therioaphis trifoliiand an inhibition effect on the survival rate and the reproduction rate of aphids and can be used for controlling and preventing the aphids.

The invention discloses a spray-type plant in-vitro culturing system. The spray-type plant in-vitro culturing system comprises a first aeroponics culturing box (1), a second aeroponics culturing box (2), a water tank (3), a recycling water tank (4) and a control system. The invention further discloses a culturing method carried out through the system. The culturing method includes the following steps that explants are completely cleaned and then placed into containing sponges (6) in the first aeroponics culturing box (1) and the second aeroponics culturing box (2) in the spray-type plant in-vitro culturing system to be cultured, the base portions of the explants can generate adventive buds on the thirteenth day to the fifteenth day, small plants can be obtained on the forty-fifth day, and a culture solution is sprayed to the explants through spraying treatment in the culturing process. The method is short in propagation cycle, low in pollution rate and cost and easy and convenient to operate.

The invention relates to the field of peach planting and discloses a method for preventing and curing aphid diseases of peaches. The method comprises the steps of: (1) in autumn, applying fertilizer containing Chinese honey locust, ailanthus altissima, Chinese soapberry and albizia bark to soil, so that tree bodies can perspire and dissipate a chemical substance with special odor which can stimulate nerves of aphids and effectively reduce a breeding rate of aphids; (2) in winter, applying a protective solution to peaches, so that eggs of aphids can be effectively killed, peaches can be prevented from being infected with other diseases and pests, such as spider mites and leaf miners, and inhabiting of parasites and germs can be prevented; (3) in spring, after blooming is over, spraying insecticide liquid to whole plants, wherein the insecticide liquid is lethal to aphids with good vitality and can thoroughly eliminate a few of remaining aphids and other pests, dispel birds, protect flowers and fruits, increase the nutrient level, and prevent and cure powdery mildew and canker. The method is safe and harmless and achieves an aphid control rate of 100%.

The invention discloses non-homogenous low-carbon microlite insulating mould coating, and belongs to the field of coating. The coating is prepared from the following components in parts by weight: 100-110 parts of deionized water, 20-40 parts of microcrystalline thermal-insulating nano-powder, 2-3 parts of cellulose, 1-2 parts of a neutralizing agent, 0.5-2 parts of a defoaming agent, 10-20 partsof an antifreezing agent, 1-2 parts of bactericide, 5-15 parts of silicone acrylic emulsion, 10-15 parts of a coalescing agent, 5-8 parts of filler, 2-5 parts of a thickening agent, 700-750 parts of reflective colorful sands and 4-6 parts of other additives. Microcrystalline thermal-insulating nano-powder and reflective colorful sands are added into the coating, so that the thermal insulating andreflecting performance of the coating can be effectively improved, and building energy loss can be reduced. Furthermore, the preparation method of the non-homogenous low-carbon microlite insulating mould coating is simple, and is suitable for large-scale production.

The invention relates to a self-adaptive water supply system. The self-adaptive water supply system involves a main pipe, a water tank, a pump room, a data collector and a controller, wherein a waterinlet flowmeter and a water outlet flowmeter are arranged on the main pipe, a liquid level meter is arranged inside the water tank, a water pump is accommodated inside the pump room, and the water tank communicates with the main pipe at an outlet of the water inlet flowmeter through a regulating valve; the pump room is connected with the water tank through an inlet of the water pump, the outlet ofthe water pump is connected with one end of a branch pipe, and the other end of the branch pipe communicates with the main pipe at an inlet of the water outlet flowmeter; and the data collector is used for collecting electric signals of the water inlet flowmeter, the liquid level meter, the water outlet flowmeter, the regulating valve and the water pump, and the controller is used for controllingopening and closing of the adjusting valve and the rotating speed of the water pump. The water supply system has a regulation and storage function, reduces pipe network waste, increases water flow according to needs, and prevents water quality from being deteriorated.

The invention discloses a biological compound fertilizer for preventing crop diseases, and the biological compound fertilizer is characterized by including the following materials by weight: 80-90 parts of crop straw, 0.01-0.02 parts of aschersonia montagne powder, 9-12 parts of vegetable cake, 90-120 parts of chicken manure, 30-40 parts of rice bran, 50-60 parts of pig manure, 8-10 parts of monocalcium phosphate, 6-9 parts of trimetapyrophosphate, 0.1-0.2 part of bacillus thuringiensis powder, 0.003-0.008 part of bacillus thuringiensis var powder, 3-9 parts of litsea cubeba, 9-12 parts of ophiopogon root and 1-2 parts of radix stemonae. The biological compound fertilizer not only can effectively control the underground pests, reduce the pest reproduction rate, drives and kills the underground pests, also has the effects of preventing a variety of diseases such as damping off, blight, greensickness, ceitocybe bescens and the like.

The invention discloses a biological bacterial type pool bottom padding for black pig breeding. The biological bacterial type pool bottom padding comprises a water resisting layer, a middle agent layer and an upper heat preservation layer from bottom to top in sequence. The water resisting layer comprises springs, sticks, an arc-shaped lime layer, a first pipeline, an airbag, a second pipeline anda paraffin plate layer. The middle of the lower end face of the paraffin plate layer is connected with the arc-shaped lime layer. The biological bacterial type pool bottom padding for black pig breeding is simple in structure; due to the fact that the water resisting layer, the middle agent layer and the upper heat preservation layer are added, on the one hand, the water resisting layer adopts ashaking characteristic, when the springs and the sticks shake, wet steam at the bottom of the padding are shaken off and is not likely to be attached, and the airbag can be intermittently extruded andreleased while shaking is carried out; then the airbag guides the steam or water drops into the second pipeline from the arc-shaped lime layer through the first pipeline, then the steam or the waterdrops are discharged, the water resisting effect is improved, and the bacterial reproduction probability is reduced.