CN1316884C

CN1316884C - Biological pesticide with deinsectization and disinfection function and preparation method thereof

Info

Publication number: CN1316884C
Application number: CNB2003101077271A
Authority: CN
Inventors: 刘喜林
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-28
Filing date: 2003-11-28
Publication date: 2007-05-23
Anticipated expiration: 2023-11-28
Also published as: CN1545877A

Abstract

The present invention relates to a biological agricultural chemical for pest disinfestation and sterilization and a preparation method thereof, particularly to a biological agricultural chemical and a preparation method thereof. Residual agricultural chemicals in agricultural crops and forestry crops currently cause the occurrence of food poisoning events. The biological agricultural chemical of the present invention is prepared from the components of the following part by weight: 5 to 7 parts of capsicine and 3 to 5 parts of allicin. In the preparation method of the biological agricultural chemical, hot pepper kernels and hot pepper ribs are boiled by water until the concentration of the capsicine is more than 65%, and then, the hot pepper kernels, the hot pepper ribs and the water pass through an 80 to 120 mesh sieve. A capsicine solution is obtained for reservation; garlic after being peeled is squeezed by a cold squeezing machine, obtained juice is filtrated by an 80 to 120 mesh sieve, and then, a filtered solution is diluted by water until the quality concentration of the allicin is more than 80%. An allicin solution is obtained; the capsicine solution and the allicin solution are mixed with the weight ratio of the capsicine solution to the allicin solution of (5 to 7): (3 to 5), and the biological agricultural chemical is obtained. The biological agricultural chemical of the present invention has the advantages of sufficient raw material, low price, good insect disinfestation function, good sterilization function and simple and feasible preparation method. The biological agricultural chemical does not generate ' three waste ' pollutants in the industrialization production of the biological agricultural chemical, which is favorable for the popularization and the application of biological agricultural chemical.

Description

Biopesticide of a kind of pesticide-germicide and preparation method thereof

Technical field: the present invention relates to a kind of biopesticide and preparation method thereof.

Background technology: in the whole world, especially as China of large agricultural country, in farm-forestry crop, still use the agricultural chemicals of hypertoxic high residue to come good harvest and the profit of kill pests so far to obtain the agricultural harvested product, cause the residue of pesticide of vegetables, fruit, tealeaves and cereal crops excessive therefrom, cause that food poisoning takes place repeatedly.It is reported, the whole nation annual because of residue of pesticide in the vegetables exceed standard poison tens of thousands of people, dead thousands of people are arranged; 2, agricultural products in China exceeds standard because of residue of pesticide, intercepted by " green barrier ".After adding World Trade Organization, the test stone of persticide residue has all improved to farming, woods, the aquatic products of China in EU member country, Japan, Korea S etc., causes outlet to fall sharply, and suffers heavy losses; 3, present, China is also in the preparation of studying the low toxicity biopesticide in large quantities, but is raw material with Chinese herbal medicine or woody plant mostly, and the leaf and the skin that for example print chinaberry, melia toosendan, China tree are raw material, their destructible forest resources, and cost is higher.Pyrethrins extracts from Dalmatian chrysanthemum, therefore just need a large amount of this plants of plantation, and or else this plant can fully utilize except that extracting pyrethrins, and this has wasted resource to a certain extent.In a word, be that the pesticide producing of raw material easily causes destruction and the exhaustion of plant resources, vegetation with Chinese herbal medicine and woody plant, easily cause of the pollution of " three wastes " emission simultaneously to environment.

Summary of the invention: the object of the present invention is to provide biopesticide of a kind of free from environmental pollution, nontoxic a kind of pesticide-germicide and preparation method thereof, it is to be become to be grouped into for two kinds by capsaicine and allicin, wherein, concentration is that the shared parts by weight of capsaicine solution more than 65% are 5～7 parts, and concentration is that the shared parts by weight of allicin solution more than 80% are 3～5 parts.Its preparation method is: capsicum nuclear and capsicum muscle are peeled off from capsicum, then with capsicum nuclear and capsicum muscle poach, the concentration that contains capsaicine in water is more than 65%, perhaps water cooking liquid is concentrated into after the poach contain capsaicine mass concentration more than 65%, filter through 80～120 mesh sieves then, get the capsaicine solution for standby; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 80～120 mesh sieves, then filtrate water is diluted to contain allicin mass concentration more than 80%, must allicin solution; With capsaicine solution and allicin solution by weight (5～7): mix (3～5), promptly gets biopesticide of the present invention; Its another kind of preparation method is, capsicum nuclear and capsicum muscle are peeled off from capsicum, then capsicum nuclear is placed on waterborne the distillation with the capsicum muscle, retort gas is cooled off, to cool off back gained liquid carry out high-temperature drying to moisture content remove fully crystalline solid, crystalline solid is placed on it is dissolved fully, add the water that accounts for 1000～3000 times of weight of lysate then, promptly get capsaicine solution; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 80～120 mesh sieves, then filtrate water is diluted to contain allicin mass concentration more than 80%, must allicin solution; With capsaicine solution and allicin solution by weight (5～7): mix (3～5), promptly gets biopesticide of the present invention.The present invention is the compound preparation of the secondary metabolites of the biologically active that extracts from the natural plant vegetables, it make and use in not with an organic solvent, and do not need reprocessing just can directly use, be nontoxic to people, animal, fowl etc., the natural biological agricultural chemicals of efficient, the high security of environmentally safe.Product of the present invention is sprayed at has no residual hazard, non-carcinogenesis and cumulative toxicity in the agricultural harvested product, can guarantee the green and the safety of food; Product of the present invention is except that containing the pesticide-germicide effect, capsaicine wherein, allicin also have stimulation, promote the plant effect of growth fast that this product also contains the required elements of various plants such as the required protein of plant growing, fat, carotene, vitamin b3, niacin, nitrogen, phosphorus, potassium, calcium, iron simultaneously.Product of the present invention all has the effect of killing fast and preventing and treating to full phase of worm of respectively producing of all Lepidopteras, Homoptera, Semiptera, coleoptera, Acarina and other purpose insects of harm farm-forestry crop, again can the effectively preventing disease in cotton seedling stage such as damping off, verticillium wilt, anthracnose, melon powdery mildew, damping off, tomato early blight, gray mold, celery Leucoplakia, sweet potato black rot, paddy rice rust etc.The mechanism of action of pesticide-germicide of the present invention: (1) repellent and food refusal effect: product of the present invention belongs to the plant bases, and it is sprayed on Miao Yeshang, can stop insect and get food on the processing leaf, thereby cause the food refusal effect.(2) action of contace poison: product of the present invention can produce the insect central nervous system and disturb, cause the neural neuromuscular junction blocking-up and the reduction of MEPSPs frequency and amplitude, after insect poisons, it is extremely weak and limp that polypide can be taken place, irritant reaction disappearance symptom to external world, it is the typical insect anaesthetic that causes death; (3) Physiology and biochemistry effect: because of this medicine is the whey agent, be sprayed onto on the polypide, meet air and form thick and rapid evaporation formation one deck dura mater, at first restrict the wriggling of polypide and the function of circling in the air, simultaneously, stronger because of inhaling sunlight, thus cause the polypide surface lost absorbent function of blocking body surface again of moisture content to cause its death.(4) bactericidal action: bactericidal action mechanism is in the ethyl homologue molecular structure of allicin-substance reaction of containing in S-S-group and the thalline molecule-SH base, thus suppress germination, the growth of thalline eubolism and germ spore or stop germ to invade plant.The present invention can replace the use of existing cytotoxic chemical agricultural chemicals on farm-forestry crop, makes the peasant produce pollution-free food and green organic food, thereby guarantees human body health, and can increase the peasant economy income; If product of the present invention is produced on vegetables main product ground, through adjusting, pesticide material is cost (not containing equipment input, personnel's wage, tax etc.) just, has only 0.23 yuan of per kilogram, and is cheap.Its production method is simple, energy savings, with low cost, ratio for input and output is big, it does not produce " three wastes " pollutant in suitability for industrialized production, can realize zero-emission, its comprehensive utilization value height, the allicin residue can dry be made good animal feed additive, capsicum is outside extracting medicinal extracting section agricultural chemicals, and remainder is still good edible vegetable.Products material of the present invention is sufficient and cheap, is beneficial to and applies.This biopesticide also has important national defence meaning in addition, in peace-keeping operations, rescue attempt, the war against terror and police's public security are anti-riot, available this medicine uses as controllable, safe non-lethal weapon, and does not injure the function of life and the various organs of human body.

Embodiment one: present embodiment is by capsaicine (English name: capsaicin, molecular formula: C ₁₈H ₂₇O ₃N) and allicin (English name: allicin, molecular formula: C ₆H ₁₀OS ₂) two kinds of one-tenth are grouped into, wherein, concentration is that the shared parts by weight of capsaicine solution more than 65% are 5～7 parts, concentration is that the shared parts by weight of allicin solution more than 80% are 3～5 parts.Its preparation method is: capsicum nuclear and capsicum muscle are peeled off from capsicum, then with capsicum nuclear and capsicum muscle poach, the concentration that contains capsaicine in water is more than 65%, perhaps water cooking liquid is concentrated into after the poach contain capsaicine mass concentration more than 65%, filter through 80～120 mesh sieves then, get the capsaicine solution for standby; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 80～120 mesh sieves, then filtrate water is diluted to contain allicin mass concentration more than 80%, must allicin solution; With capsaicine solution and allicin solution by weight (5～7): mix (3～5), promptly gets biopesticide of the present invention.

Embodiment two: what present embodiment and embodiment one were different is, the shared parts by weight of capsaicine solution are 5 parts, and the shared parts by weight of allicin solution are 5 parts.

Embodiment three: what present embodiment and embodiment one, two were different is, the shared parts by weight of capsaicine solution are 6 parts, and the shared parts by weight of allicin solution are 4 parts.

Embodiment four: in the present embodiment, the shared parts by weight of capsaicine solution are 7 parts, and the shared parts by weight of allicin solution are 3 parts.Its preparation method and embodiment one difference are, the preparation method of capsaicine is: capsicum nuclear and capsicum muscle are peeled off from capsicum, then capsicum nuclear is placed on waterborne the distillation with the capsicum muscle, retort gas is cooled off, to cool off back gained liquid carry out high-temperature drying to moisture content remove fully crystalline solid, this crystalline solid is capsaicine.The capsaicine crystalline solid is placed on it is dissolved fully, add the water that accounts for 1000～3000 times of weight of lysate then, promptly get capsaicine solution, other is identical with embodiment one.

Embodiment five: the preparation method of product is in the present embodiment: capsicum nuclear and capsicum muscle are peeled off from capsicum, then with capsicum nuclear and capsicum muscle poach, the concentration that contains capsaicine in water is more than 65%, perhaps after the poach water cooking liquid being concentrated into the mass concentration that contains capsaicine is more than 65%, filter through 120 mesh sieves then, get the capsaicine solution for standby; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 120 mesh sieves, and then filtrate water being diluted to the mass concentration that contains allicin is 80%, gets allicin solution; Capsaicine solution is mixed by weight 7: 3 with allicin solution, promptly get biopesticide of the present invention.

Embodiment six: the preparation method of product is in the present embodiment: capsicum nuclear and capsicum muscle are peeled off from capsicum, then capsicum nuclear is placed on waterborne the distillation with the capsicum muscle, retort gas is cooled off, to cool off back gained liquid carry out high-temperature drying to moisture content remove fully crystalline solid, crystalline solid is placed on it is dissolved fully, add the water that accounts for 3000 times of weight of lysate then, promptly get the capsaicine solution for standby; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 120 mesh sieves, and then filtrate water being diluted to the mass concentration that contains allicin is 80%, gets allicin solution; Capsaicine solution is mixed by weight 7: 3 with allicin solution, promptly get biopesticide of the present invention.

Claims

1, a kind of biopesticide of pesticide-germicide, it is characterized in that it is by capsaicine solution and allicin solution composition, wherein, concentration is that the shared parts by weight of capsaicine solution more than 65% are 5～7 parts, and concentration is that the shared parts by weight of allicin solution more than 80% are 3～5 parts.

2, the biopesticide of pesticide-germicide according to claim 1 is characterized in that the shared parts by weight of capsaicine solution are 5 parts, and the shared parts by weight of allicin solution are 5 parts.

3, the biopesticide of pesticide-germicide according to claim 1 is characterized in that the shared parts by weight of capsaicine solution are 6 parts, and the shared parts by weight of allicin solution are 4 parts.

4, the biopesticide of pesticide-germicide according to claim 1 is characterized in that the shared parts by weight of capsaicine solution are 7 parts, and the shared parts by weight of allicin solution are 3 parts.

5, a kind of preparation method of biopesticide of pesticide-germicide, it is characterized in that capsicum nuclear and capsicum muscle are peeled off from capsicum, then with capsicum nuclear and capsicum muscle poach, the concentration that contains capsaicine in water is more than 65%, perhaps water cooking liquid is concentrated into after the poach contain capsaicine mass concentration more than 65%, filter through 80～120 mesh sieves then, get the capsaicine solution for standby; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 80～120 mesh sieves, then filtrate water is diluted to contain allicin mass concentration more than 80%, must allicin solution; With capsaicine solution and allicin solution by weight (5～7): mix (3～5), promptly gets biopesticide of the present invention.

6, a kind of preparation method of biopesticide of pesticide-germicide, it is characterized in that capsicum nuclear and capsicum muscle are peeled off from capsicum, then capsicum nuclear is placed on waterborne the distillation with the capsicum muscle, retort gas is cooled off, to cool off back gained liquid carry out high-temperature drying to moisture content remove fully crystalline solid, crystalline solid is placed on it is dissolved fully, add the water that accounts for 1000～3000 times of weight of lysate then, promptly get capsaicine solution; Garlic after the decortication is squeezed with cold pressing expeller, and gained juice filters with 80～120 mesh sieves, then filtrate water is diluted to contain allicin mass concentration more than 80%, must allicin solution; With capsaicine solution and allicin solution by weight (5～7): mix (3～5), promptly gets biopesticide of the present invention.