CN102239894A - Compound botanical agricultural bactericide and preparation method thereof - Google Patents

Compound botanical agricultural bactericide and preparation method thereof Download PDF

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Publication number
CN102239894A
CN102239894A CN2011101220429A CN201110122042A CN102239894A CN 102239894 A CN102239894 A CN 102239894A CN 2011101220429 A CN2011101220429 A CN 2011101220429A CN 201110122042 A CN201110122042 A CN 201110122042A CN 102239894 A CN102239894 A CN 102239894A
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plant extracts
kuh
seng
stemona
tuber
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CN102239894B (en
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刘宝玉
白松
段禄华
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Liu Baoyu
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Abstract

The invention relates to a compound botanical agricultural bactericide and a preparation method thereof. The compound botanical agricultural bactericide is mainly prepared from the following plant extracts in part by weight: 1 to 4 parts of plant extract of sessile stemona root, 1 to 4 parts of plant extract of shrubby sophora, 1 to 4 parts of plant extract of common cnidium fruit, 1 to 2 parts of litsea cubeba oil, and 1 to 2 parts of citionella oil. The invention has the characteristics that: the agricultural bactericide has strong selectivity, is safe to people, livestock and natural enemies of pests, and cannot produce pesticide resistance easily, and pollute the environment and the like.

Description

A kind of compound botanical disinfectant use in agriculture and preparation method thereof
Technical field
The present invention relates to a kind of agricultural chemicals, particularly a kind of compound botanical disinfectant use in agriculture and methods for making and using same thereof.
Background technology
At present the control of diseases such as crop plants mycosis such as vegetables, fruit tree, tealeaves, landscape flower, herbage such as powdery mildew, gray mold, anthracnose is mainly adopted the chemical pesticide of low toxicity, as adopt bactericide such as lime sulfur, triadimefon, contain the harmful material such as copper, sulphur of heterogeneity in these agricultural chemicals.Use the result of low toxicity chemical pesticide chronically, caused the toxicant in the plant corpus residual, not only pollute, and bring in various degree harm to health to ecotope.
Ancients' cloud: bread is the staff of life.And it has often been said now: what is eaten all do not quite trust.Why not relieved? two words: pollute.Especially the pollution of agricultural product has become the most direct the most extensive harm of greatest concern to people's health.The contaminated reason of agricultural product is many-sided, but mainly from the high poison of a large amount of uses, high residue chemical pesticide.According to statistics, annual 2500000 tons of the chemical pesticides that use in the whole world cause 1,000,000 of chemical pesticide poisonings, and 20,000 people are poisoned to death.A large amount of chemical pesticides that use cause pollution problem, cause the great attention of the Chinese government equally, China has made active responding to world environments in 1992 with " resolution of the sale of inner control chemical pesticide and use in the world " that the development conference is made, by the legislation form, the use of the high poison of restriction, persistent pesticide determines that the production and selling amount of chemical pesticide in 5~10 years reduces 50%.Formal enforcement in " People's Republic of China's agricultural product quality and safety method " on November 1st, 2006 that country works out, agricultural product security at different levels inspection center will carry out overall monitor to production processes such as seed, soil, plantations, and departments such as industry and commerce, quality inspection will be rigid in checking up to the listing agricultural product.
Though the pesticide recovery that has now Chinese herbal medicine formula, drug effect is good not as chemical agent, also contains harmful material in the auxiliary agent that has.Therefore, how to prevent thisly to the infiltrative harm of human body, and prevention and elimination of disease and pests efficiently is the current problems that press for solution of people.
Face the challenge at chemical pesticide, modern agriculture be unable to do without under the situation of agricultural chemicals again, and biopesticide arises at the historic moment.Biopesticide can be divided into four big classes such as microbial pesticide, botanical pesticide, animal sources agricultural chemicals and genetically modified organism agricultural chemicals.Biopesticide has: selectivity is strong, and people, animal, pest natural enemy safety are difficult for developing immunity to drugs characteristics such as environmentally safe.China's traditional Chinese medicine development at present is very fast, can only say and be in the starting stage that especially botanical disinfectant use in agriculture rarely has report, more rare suitability for industrialized production but use traditional Chinese medical theory development Chinese herbal medicine insecticidal bactericide.
Summary of the invention
The objective of the invention is in order to overcome above-mentioned deficiency of the prior art, provide a kind of non-harmful use pure natural plant to make active ingredient and be equipped with efficient, the bactericide that the avirulence material is residual of nontoxic auxiliary agent and the method for preparation and application, to promote the green ecological Agricultural Development, ensure health.
The invention provides a kind of compound botanical disinfectant use in agriculture composition, mainly form: each 1-4 part of the plant extracts of the tuber of stemona, kuh-seng and frutus cnidii, litsea cubeba oil and each 1-2 part of citronella oil by the component of following weight portion.
The plant extracts preparation method of the tuber of stemona of the present invention, kuh-seng and frutus cnidii is as follows:
(1) tuber of stemona, kuh-seng or frutus cnidii material of vegetable origin are broken into the meal particle respectively, cross 20 mesh sieves;
(2) above-mentioned 3 kinds of raw-material meal were decocted 3-6 hour with the water logging bubble of 5-10 times of weight respectively, medical filtration is condensed into medicinal extract;
(3) tuber of stemona, kuh-seng and frutus cnidii medicinal extract is separately dehydrated respectively make corresponding plant extracts dry powder.
The plant extracts dry powder quality that makes according to this preparation method is equivalent to 1/10th of material of vegetable origin quality.
Microbicide compositions of the present invention is the microemulsion form preferably, is mainly made by the following component based on the weight portion meter: each 1-4 part of the plant extracts of the tuber of stemona, kuh-seng and frutus cnidii, litsea cubeba oil and each 1-2 part of citronella oil, water 2-4 part, excipient 1-2 part.
The conventional auxiliary agents such as the optional self-emulsifier of excipient, preservative and penetration enhancer that the present invention is used.Preferred Tween 80 of described emulsifier and Tea Saponin; The preferred wintergreen of described preservative; The preferred Laurocapram of described penetration enhancer.
Another object of the present invention provides a kind of method for preparing the compound botanical disinfectant use in agriculture of above-mentioned microemulsion form, may further comprise the steps:
(1) tuber of stemona, kuh-seng, frutus cnidii plant extracts with preparation mixes the alcohol immersion that the back adds 40%-80%, and amount of alcohol added is the 1-3 doubly (weight ratio) of mixture for the first time, and the 1-3 that adds amount of alcohol for the second time and be mixture is (weight ratio) doubly; All soaked for twice 24-48 hour; Supernatant is standby after mixing twice immersion;
(2) supernatant of step (1) is added litsea cubeba oil, citronella oil, water and other excipient of formula ratio, be mixed into microemulsion.
The used tuber of stemona, kuh-seng, the frutus cnidii of the present invention is the main component of Chinese medicine sterilization formulation, and litsea cubeba oil, citronella oil are the daily flavouring of people, more than are low toxicity or little poison, are combined as the fool proof and environmental protection of bactericide.
The present invention is applicable to the seed soaking of crops such as fruit, vegetables, can play prophylaxis effect.Sprinkling can prevent and treat leaf disease, as head blight, powdery mildew, the rust of vegetables, the powdery mildew of fruit tree, gray mold etc.Use after needing to dilute 600~800 times.
This agricultural chemicals was done bactericidal assay plants such as cucumber, sponge gourd, pumpkin, tomato, capsicum, Chinese cabbage, oranges and tangerines, peach, China rose, chrysanthemums, with a medicine powdery mildew, downy mildew was had obvious fungistatic effect, can control disease fully with three medicines.Prevention effect is also very obvious.This agricultural chemicals removes good fungistatic effect, the effect that also has tangible growth promotion and improve the quality of products.
Technique scheme of the present invention compared with prior art has the following advantages:
(1) active ingredient of medicament of the present invention adopts pure natural plant extract, excipient also adopt nontoxic auxiliary agent as: emulsifier tween 80 is nonionic surface active agent of nonhazardous, saponin is the tea fruit extract, so the medicament of the present invention residual non-harmful bactericide that is a kind of totally nontoxic.
(2) medicament of the present invention is sprayed on the plant and not only can sterilizes, and its active component has fertile blade face, impels the effect of luxuriant growth.
Embodiment:
Embodiment 1:
Tuber of stemona plant extracts dry powder preparation process:
(1) tuber of stemona material of vegetable origin 10kg is broken into the meal particle, crosses 20 mesh sieves;
(2) the water logging bubble of above-mentioned tuber of stemona meal with 5 times of weight decocted 3 hours, medical filtration is condensed into medicinal extract;
(3) described medicinal extract is dehydrated make Radix Stemonae extract dry powder 1kg.
Embodiment 2:
Kuh-seng plant extracts dry powder preparation process:
(1) kuh-seng material of vegetable origin 10kg is broken into the meal particle, crosses 20 mesh sieves;
(2) the water logging bubble of above-mentioned kuh-seng meal with 10 times of weight decocted 6 hours, medical filtration is condensed into medicinal extract;
(3) described kuh-seng medicinal extract is dehydrated make shrubby sophora extract dry powder 1kg.
Embodiment 3:
Frutus cnidii plant extracts dry powder preparation process:
(1) frutus cnidii material of vegetable origin 10kg is broken into the meal particle, crosses 20 mesh sieves;
(2) the water logging bubble of above-mentioned frutus cnidii meal with 7.5 times of weight decocted 4.5 hours, medical filtration is condensed into medicinal extract;
(3) described frutus cnidii medicinal extract is dehydrated make common cnidium fruit P.E dry powder 1kg.
Embodiment 4:
Get 30 kilograms of Radix Stemonae extracts, 20 kilograms of shrubby sophora extracts, 10 kilograms of common cnidium fruit P.Es, mix the back and add 60% alcohol immersion.Soak at twice, 60% amount of alcohol added is 2 times (weight ratios) of mixture for the first time, adds 2 times (weight ratios) that 60% amount of alcohol is a mixture for the second time.All soaked for twice 24 hours, and took from the supernatant that right precipitation obtains.Supernatant mixing for standby use with extracted twice.
Get 260 kilograms of supernatants under stirring condition, add 10 kilograms of litsea cubeba oils, 10 kilograms of citronella oils, 5 kilograms of Tea Saponins, 5 kilograms of Tween 80 emulsifier, 5 kilograms of wintergreens, 5 kilograms of Laurocaprams, 20 kilograms in water successively, stirring in reactor is finished product.
Embodiment 5:
Get 20 kilograms of Radix Stemonae extracts, 40 kilograms of shrubby sophora extracts, 20 kilograms of common cnidium fruit P.Es, mix the back and add 60% alcohol immersion.Soak at twice, 60% amount of alcohol added is 2 times (weight ratios) of mixture for the first time, adds 2 times (weight ratios) that 60% amount of alcohol is a mixture for the second time.All soaked for twice 36 hours, and took from the supernatant that right precipitation obtains.Supernatant mixing for standby use with extracted twice.
Get 330 kilograms of supernatants under stirring condition, add 15 kilograms of litsea cubeba oils, 15 kilograms of citronella oils, 5 kilograms of Tea Saponins, 5 kilograms of Tween 80 emulsifier, 5 kilograms of wintergreens, 5 kilograms of Laurocaprams, 30 kilograms in water successively, stirring in reactor is finished product.
Embodiment 6:
Get 40 kilograms of Radix Stemonae extracts, 30 kilograms of shrubby sophora extracts, 30 kilograms of common cnidium fruit P.Es, mix the back and add 60% alcohol immersion.Soak at twice, 60% amount of alcohol added is 2 times (weight ratios) of mixture for the first time, adds 2 times (weight ratios) that 60% amount of alcohol is a mixture for the second time.All soaked for twice 48 hours, and took from the supernatant that right precipitation obtains.Supernatant mixing for standby use with extracted twice.
Get 420 kilograms of supernatants under stirring condition, add 20 kilograms of litsea cubeba oils, 20 kilograms of citronella oils, 5 kilograms of Tea Saponins, 5 kilograms of Tween 80 emulsifier, 5 kilograms of wintergreens, 5 kilograms of Laurocaprams, 40 kilograms in water successively, stirring in reactor is finished product.
Embodiment 7:
The 2 mu of foreign sponge gourds in Yiliang County, Kunming are tested, and divide two groups of first, second, and as experimental group, 1 mu of second group is with 800 times of liquid medicine sprayings of carbendazim group in contrast with 800 times of liquid medicine sprayings of bactericide of the present invention for 1 mu of first group, spray one time medicine, continuous 3 medications in 5 days.First group powdery mildew state of an illness basic controlling, second group powdery mildew incidence 87% are observed in last medication after 5 days.The result shows that the effect of medical treatment of the present invention ocean sponge gourd powdery mildew is better than other medicines.
Embodiment: 8:
Test in 20 mu of peach gardens of Kunming Xishan District, divide two groups of first, second, the first group is an experimental group with bactericide of the present invention for 10 mu, and the second group is a control group with lime sulfur for 10 mu, all sprays with 800 times of water liquids for two groups, sprays one time medicine, continuous 3 medications in 6 days.Medication was for the third time observed after 6 days, first group powdery mildew state of an illness basic controlling, second group powdery mildew incidence 69%.The result shows that the effect of medical treatment peach white powder of the present invention is better than other medicines.

Claims (5)

1. a compound botanical disinfectant use in agriculture composition is characterized in that mainly being made by the component of following weight portion: each 1-4 part of the plant extracts of the tuber of stemona, kuh-seng and frutus cnidii, each 1-2 part of litsea cubeba oil and citronella oil.
2. compound botanical disinfectant use in agriculture composition according to claim 1 is characterized in that described plant extracts preparation method is as follows:
(1) tuber of stemona, kuh-seng or frutus cnidii material of vegetable origin are broken into the meal particle respectively, cross 20 mesh sieves;
(2) above-mentioned 3 kinds of raw-material meal were decocted 3-6 hour with the water logging bubble of 5-10 times of weight respectively, medical filtration is condensed into medicinal extract;
(3) tuber of stemona, kuh-seng and frutus cnidii medicinal extract is separately dehydrated respectively make corresponding plant extracts dry powder.
3. compound botanical disinfectant use in agriculture composition according to claim 1, it is characterized in that said composition is the microemulsion form, is mainly made by following weight portion plant extracts and excipient: each 1-4 part of the plant extracts of the tuber of stemona, kuh-seng and frutus cnidii, litsea cubeba oil and each 1-2 part of citronella oil, water 2-4 part, excipient 1-2 part.
4. compound botanical disinfectant use in agriculture composition according to claim 3 is characterized in that conventional auxiliary agents such as the optional emulsifier of excipient, preservative and penetration enhancer; Preferred Tween 80 of described further emulsifier and Tea Saponin, the preferred wintergreen of described preservative, the preferred Laurocapram of described penetration enhancer.
5. method for preparing the compound botanical disinfectant use in agriculture of the described microemulsion form of claim 3 is characterized in that may further comprise the steps:
(1) tuber of stemona, kuh-seng, frutus cnidii plant extracts are pressed formula rate and mixed back adding 40-80% alcohol immersion, soak at twice, the 40-80% amount of alcohol added is 1-3 times (weight ratio) of mixture for the first time, add for the second time 1-3 times (weight ratio) of 40-80% amount of alcohol for mixing soak, all soaked for twice 24-48 hour, with the supernatant mixing for standby use of extracted twice;
(2) with in the supernatant placing response still, under stirring condition, press formula rate and add litsea cubeba oil, citronella oil, water and excipient, stirring in reactor is finished product.
CN 201110122042 2011-05-12 2011-05-12 Compound botanical agricultural bactericide and preparation method thereof Expired - Fee Related CN102239894B (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102578170A (en) * 2012-01-11 2012-07-18 蔡葵荣 Chinese herbal medicinal bactericide
CN103229786A (en) * 2012-04-18 2013-08-07 湖北省文东农业发展有限公司 Complex organic plant pesticide and preparation method thereof
CN104838863A (en) * 2015-05-22 2015-08-19 青岛中仁药业有限公司 Method for cultivating crops with special healthcare effects
CN105010431A (en) * 2015-07-10 2015-11-04 常州市宏硕电子有限公司 Plant-source bactericide for preventing and treating orchid bacterial diseases and preparation method thereof
CN105994427A (en) * 2016-05-27 2016-10-12 余海春 Composition for preventing powdery mildew of Zanthoxylum armatum var.novemfolius
CN106234427A (en) * 2016-07-27 2016-12-21 柳州创宇科技有限公司 A kind of botanical fungicide for Herba Medicaginis
CN106342944A (en) * 2016-07-29 2017-01-25 广西素安生态农业有限公司 Chinese herbal medicine control agent for tea diseases and preparation method thereof
CN106818907A (en) * 2016-12-25 2017-06-13 董晓 A kind of preparation method of botanical disinfectant use in agriculture
CN107079939A (en) * 2017-06-23 2017-08-22 贵州祥驰农业开发有限公司 A kind of biological pesticide rich in Tea Saponin
CN107347940A (en) * 2017-07-13 2017-11-17 曲翠平 A kind of preparation method of biological pesticide
CN107912469A (en) * 2017-11-04 2018-04-17 刘福珍 The pesticide control of graw mold of tomato
CN109122088A (en) * 2018-06-29 2019-01-04 松桃鑫山农业科技开发有限公司 A kind of tomato method for increasing

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Publication number Priority date Publication date Assignee Title
CN1040126A (en) * 1988-08-06 1990-03-07 徐立 A kind of bactericide and using method that prevents apple canker
CN1209028C (en) * 2003-09-12 2005-07-06 李瑞金 Insecticide, bactericide and its preparation and application method
CN101385474A (en) * 2007-12-27 2009-03-18 广东省中药研究所 Plant source natural bactericidal agent

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1040126A (en) * 1988-08-06 1990-03-07 徐立 A kind of bactericide and using method that prevents apple canker
CN1209028C (en) * 2003-09-12 2005-07-06 李瑞金 Insecticide, bactericide and its preparation and application method
CN101385474A (en) * 2007-12-27 2009-03-18 广东省中药研究所 Plant source natural bactericidal agent

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102578170A (en) * 2012-01-11 2012-07-18 蔡葵荣 Chinese herbal medicinal bactericide
CN103229786A (en) * 2012-04-18 2013-08-07 湖北省文东农业发展有限公司 Complex organic plant pesticide and preparation method thereof
CN103229786B (en) * 2012-04-18 2014-07-09 湖北省文东农业发展有限公司 Complex organic plant pesticide and preparation method thereof
CN104838863A (en) * 2015-05-22 2015-08-19 青岛中仁药业有限公司 Method for cultivating crops with special healthcare effects
CN105010431A (en) * 2015-07-10 2015-11-04 常州市宏硕电子有限公司 Plant-source bactericide for preventing and treating orchid bacterial diseases and preparation method thereof
CN105994427A (en) * 2016-05-27 2016-10-12 余海春 Composition for preventing powdery mildew of Zanthoxylum armatum var.novemfolius
CN106234427A (en) * 2016-07-27 2016-12-21 柳州创宇科技有限公司 A kind of botanical fungicide for Herba Medicaginis
CN106342944A (en) * 2016-07-29 2017-01-25 广西素安生态农业有限公司 Chinese herbal medicine control agent for tea diseases and preparation method thereof
CN106818907A (en) * 2016-12-25 2017-06-13 董晓 A kind of preparation method of botanical disinfectant use in agriculture
CN107079939A (en) * 2017-06-23 2017-08-22 贵州祥驰农业开发有限公司 A kind of biological pesticide rich in Tea Saponin
CN107347940A (en) * 2017-07-13 2017-11-17 曲翠平 A kind of preparation method of biological pesticide
CN107912469A (en) * 2017-11-04 2018-04-17 刘福珍 The pesticide control of graw mold of tomato
CN109122088A (en) * 2018-06-29 2019-01-04 松桃鑫山农业科技开发有限公司 A kind of tomato method for increasing

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