CN102057922A - Agent for preventing and treating colletotrihum gloeosporioides and preparation method thereof - Google Patents
Agent for preventing and treating colletotrihum gloeosporioides and preparation method thereof Download PDFInfo
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- CN102057922A CN102057922A CN2010106015498A CN201010601549A CN102057922A CN 102057922 A CN102057922 A CN 102057922A CN 2010106015498 A CN2010106015498 A CN 2010106015498A CN 201010601549 A CN201010601549 A CN 201010601549A CN 102057922 A CN102057922 A CN 102057922A
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Abstract
The invention discloses an agent for preventing and treating colletotrihum gloeosporioides and a preparation method thereof. The agent contains 20-50 parts by weight of chloro-bromo-isocyanuric acid, 40-50 parts by weight of tricyclazole and 10-30 parts by weight of inert wettable filler. The preparation method of the agent comprises the following steps: respectively weighing the chloro-bromo-isocyanuric acid, the tricyclazole and the inert wettable filler in parts by weight, respectively grinding the chloro-bromo-isocyanuric acid, the tricyclazole and the inert wettable filler by a grinder, sieving the chloro-bromo-isocyanuric acid, the tricyclazole and the inert wettable filler by a 200-mesh sieve, uniformly mixing the chloro-bromo-isocyanuric acid, the tricyclazole and the inert wettable filler in a mixer, and performing quantitative packaging. The agent for preventing and treating the colletotrihum gloeosporioides can be prepared into 50-500 times solution to be sprayed to the back parts and leaf face parts of amomum fruit leaves. The average control effect of the 500 times solution of the agent in field demonstration can reach 82.6%, nearly 16% higher than the control effect of 50% Tuzet, the cost of the 500 times solution of the agent is as low as 156 yuan per hm2, the raw materials are available, the production process is simple, no waste water, waste gas or waste residue is produced, the investment is low and the operation is easy.
Description
Technical field
The present invention relates to technical field of pesticide, be specifically related to control agent of a kind of Folium Amomi rot and its production and application.
Background technology
The fructus amomi plant belongs to Zingiber (Zingiberaceae) plant and mainly contains Fructus Amomi (Amomum villosumLour.), green shell sand benevolence (Amomum villosum Lour.var.xanthioides T.L.Wu etSenjen) or Fructus Amomi (Amomum longiligulare T.L.Wu), its dry mature fruit also claims fructus amomi (2010 Pharmacopoeias of the People's Republic of China (an one)) in Chinese medicine.China is the important exported country of fructus amomi, about 10,000 hm of national fructus amomi cultivated area
2, mainly to plant in the Mengla County, Jinghong City in state, Xishuangbanna, Yunnan Province, Yunnan Province is fructus amomi big producing province, the industry development of fructus amomi has been listed the whole province's modernization of Chinese medicine in and has been built one of medicine kind, gross yield accounts for national gross yield 95%, and fructus amomi is one of the important outlet medicinal material in Yunnan, good market prospects.
But the Folium Amomi rot is comparatively common disease in the fructus amomi plant artificial cultivation, also is to endanger one of severe diseases the most.The Folium Amomi rot causes the fructus amomi production loss to account for the 15-30% of fructus amomi gross yield every year, on average reaches 22%, and the Folium Amomi rot all has generation at each growing area, and some areas harm is serious, underproduction rate serious up to 60%, badly influence peasant's economic well-being of workers and staff.
What cause the Folium Amomi rot is the joint Magnaporthe grisea, and the fructus amomi plant is the main host plants of joint pears spore germ.This germ is propagated by carry disease germs branches and leaves and soil, rainwater easily, causes that disease is popular to break out, and not only infects the fructus amomi plant, also endangers zingiberaceous plants such as cardamom, tsaoko.The study on prevention of Folium Amomi rot is just carried out in recent years, has obtained some initial achievements, but does not also have in the control agent of the leaf blight of production practices and application, and disease still spreads rapidly.
The technology of control Folium Amomi rot has farming measures such as seed selection, crop rotation in the prior art.Seed selection exists the young plant infection of carrying disease germs; Crop rotation exists the restriction in soil; Control medicament commonly used is 50% thiram wettable powder or 50% Tuzet wetting powder, but its control efficiency is not good, has only about 69%, 70% respectively.Therefore, developing new effective control agent is an important ring of control Folium Amomi rot, is a technical problem anxious to be solved during land for growing field crops, this area produces.In view of the above, the inventor went through 3 years, had done the indoor and outdoor test of pesticide effectiveness of 37 kinds of medicaments of control agent both at home and abroad, was intended to invent a kind of control agent of killing Folium Amomi rot pathogenic bacteria, was used to prevent and treat the Folium Amomi rot.
Summary of the invention
The technical problem to be solved in the present invention is the relatively poor technical problem of control efficiency that overcomes fructus amomi leaf blight in the production of existing fructus amomi land for growing field crops, its objective is provides a kind of economy, prevent and treat agent in the control in field effect in the Folium Amomi rot sterilization more than 80%, the present invention also provides the preparation method of this control agent and the application method of this control agent, obtains correct use to guarantee the present invention.
Principle of the present invention is: at the Folium Amomi rot is to save the compound reality that infects harm of fungi of Magnaporthe grisea, to utilize bromo chloro isocyanuric acid, tricyclazole to saving the synergistic effect of helping each other of Magnaporthe grisea, to be composited with inertia wettable filler.The present invention utilizes to kill Folium Amomi rot the cause a disease bactericidal agent of joint Magnaporthe grisea and directed research and development, thereby of the present invention with strong points.
For solving the problems of the technologies described above and realize the object of the invention, the control agent of a kind of Folium Amomi rot provided by the present invention contains effective composition bromo chloro isocyanuric acid 20～50 weight portions and tricyclazole 40～50 weight portions.
The control agent of a kind of Folium Amomi rot provided by the present invention also contains inertia wettable filler 10～30 weight portions.
Described inertia wettable filler be in diatomite, clay or the potter's clay any.Described wettable filler can also be in organosilicon or trisiloxanes, the withered powder of tea any, and other inert filler of this area, the wettable filler uses these inertia wettable fillers all can reach the object of the invention.
Above-mentioned bromo chloro isocyanuric acid, tricyclazole and inertia wettable filler are industrial products or product for agriculture.The bromo chloro isocyanuric acid molecular formula is: HN
3C
3O
2BrCl; The tricyclazole molecular formula is C
9H
7N
3S, its Chinese name is called the 5-methyl isophthalic acid, and 2,4-triazol [3,4-b] benzothiazole.
The preparation method of the control agent of a kind of Folium Amomi rot provided by the present invention, carry out according to the following steps:
(1) bromo chloro isocyanuric acid that takes by weighing respectively by each weight portion of the control agent of above-mentioned a kind of Folium Amomi rot, tricyclazole, inertia wettable filler are pulverized by cracker respectively and by behind 200 mesh sieves, are made standby material A, and standby material B and standby material C are standby;
(2) in mixer, add standby material A simultaneously, standby material B and standby material C, after mixing, quantitative package promptly obtains the control agent of described Folium Amomi rot.
Application provided by the present invention is the application of the control agent of a kind of Folium Amomi rot of the present invention in control Folium Amomi rot.
The control agent of described Folium Amomi rot is that control agent with described Folium Amomi rot is made into 50～500 times of liquid and is sprayed in Folium Amomi back and blade face portion in the application of control Folium Amomi rot.Preferably the control agent with the Folium Amomi rot is made into 500 times of liquid.
Compared with prior art, the invention has the beneficial effects as follows:
1, the control efficiency of 50-500 times of liquid of the control agent of Folium Amomi rot of the present invention can reach 97.9%～85.8%.
2, the field demonstration of the control agent of the Folium Amomi rot of the present invention three times average preventive effect that repeats (3 demonstration pilot projects) reaches 82.6%, than the field demonstration preventive effect raising 15.7% of this contrast (i.e. 500 times of liquid of 50% Tuzet wetting powder, preventive effect reaches 66.9%).Experiment and demonstration is the result show, the control agent of Folium Amomi rot of the present invention is specially adapted to large scale application, has obtained control efficiency efficiently.
3, the control agent cost of Folium Amomi rot of the present invention is low, every hm of 500 times of liquid of control agent of Folium Amomi rot of the present invention
2Cost is low only to be 156 yuan, than every hm of 500 times of liquid that use 50% bromo chloro isocyanuric acid list agent
2Save 594 yuan.
4, the present invention prevents and treats agent very strong permeability, adhesiveness, and adsorptivity and quick-acting and lasting effect can efficiently be killed Folium Amomi rot germ fast.
5, prevent and treat the raw materials used abundance of agent with the present invention, raw material is industrial products or product for agriculture, and production technology is simple, no waste water, waste gas and waste residue etc., and small investment is easily grasped by the same domain technical staff.
Embodiment
Below in conjunction with embodiment the present invention is further described, but is not construed as limiting the invention.The used raw material of implementation column is 50% bromo chloro isocyanuric acid, 75% tricyclazole, inertia wettable filler be in diatomite, clay or the potter's clay any.They are commercially available product for agriculture, also can be industrial products; Described 50% bromo chloro isocyanuric acid is meant that containing effective composition is bromo chloro isocyanuric acid, and the mass percentage content of its bromo chloro isocyanuric acid is 50%; Described 75% tricyclazole wettable powder is meant that containing effective composition is tricyclazole, and the mass percentage content of its tricyclazole is 75%.Contrast 50% thiram wettable powder and 50% Tuzet wetting powder among the embodiment all are commercially available agricultural chemicals of using always, and the molecular formula of tmtd is C in 50% thiram wettable powder
6H
12N
2S
4, 50% Tuzet wetting powder is 25% tmtd, the complex preparation of 12.5% ziram and 12.5% asomate.
Embodiment 1
1, the control agent of Folium Amomi rot of the present invention is that weight portion is formed by following component and content:
50% bromo chloro isocyanuric acid 100kg promptly contains effective composition: bromo chloro isocyanuric acid 50 weight portions,
75% tricyclazole 53.34kg promptly contains effective composition: tricyclazole 40 weight portions,
Inertia wettable filler diatomite 10kg i.e. 10 weight portions.
2, the method for the control agent of preparation Folium Amomi rot of the present invention, its step is as follows:
(1) takes by weighing 50% bromo chloro isocyanuric acid 100kg with table scale respectively, 75% tricyclazole 53.34kg and inertia wettable filler diatomite 10kg;
(2) respectively with 50% bromo chloro isocyanuric acid 100kg, 75% tricyclazole 53.34kg, inertia wettable filler diatomite 10kg makes standby material A respectively after cracker is pulverized and passed through 200 sieve meshes respectively, and standby material B and standby material C are standby;
(3) in mixer, add standby material A simultaneously, standby material B and standby material C, after mixing, quantitative package promptly obtains the control agent of Folium Amomi rot of the present invention, and the control agent of described Folium Amomi rot is a wetting powder.
3, the bacteriostatic test of the 50-500 times of liquid of control agent of Folium Amomi rot of the present invention is as follows:
(1) with the control agent of the Folium Amomi rot of the present invention of 2 configurations among the embodiment 1, is made into 50 times of liquid respectively; 100 times of liquid; 200 times of liquid; 250 times of liquid; 500 times of liquid; Contrast is 250 times of liquid of 50% Tuzet; Carry out bacteriostatic test by this area test indoor antibacterial test standard practice instructions. every processing is with separating the joint Magnaporthe grisea of purifying and cultivating, and its fungistatic effect sees Table 1.The cost that the present invention prevents and treats agent is 52 yuan/kg.
Table 1 bacteriostatic test preventive effect relatively
Show that from table 1 500 times of liquid of embodiment 1 control agent are compared with 500 times of liquid preventive effects of contrast 50% Tuzet wetting powder: use cost is close, and effect improves 16.6%.
Prevent and treat 500 times of liquid of agent with the present invention, use cost is 156 yuan/hm
2
Above-mentioned test and table 1 show: 50 times of liquid～500 times liquid of the control agent of Folium Amomi rot of the present invention, all can reach 85% above control efficiency, and to take all factors into consideration from cost, 500 times of liquid effects of the control agent of Folium Amomi rot of the present invention are best.Contrasting 50% Tuzet adopts 500 times of liquid to be because the good antimicrobial effect of its 500 times of liquid.
The content of following examples 2 and embodiment 3 raw material 50% bromo chloro isocyanuric acid and 75% tricyclazole in described Folium Amomi rot control agent and inertia wettable filler and content thereof were different, its medicaments preparation method was identical with embodiment 1, repeats no more.
Embodiment 2
The control agent of Folium Amomi rot of the present invention is that weight portion is formed by following component and content:
50% bromo chloro isocyanuric acid 80kg promptly contains effective ingredient: bromo chloro isocyanuric acid 40 weight portions,
75% tricyclazole 60kg promptly contains effective ingredient: tricyclazole 45 weight portions,
Inertia wettable filler is 15 weight portions for clay 15kg.
Embodiment 3
The control agent of Folium Amomi rot of the present invention is that weight portion is formed by following component and content:
50% bromo chloro isocyanuric acid 40kg promptly contains effective ingredient: bromo chloro isocyanuric acid 20 weight portions,
75% tricyclazole 66.67kg promptly contains effective ingredient: tricyclazole 50 weight portions,
Inertia wettable filler is diatomite 30kg, and promptly inertia wettable filler diatomite is 30 weight portions.
The field test effect test of the control agent of embodiment 4 Folium Amomi rots of the present invention
1, field comparative trial, establish following 8 processing:
Handle the control agent of the Folium Amomi rot of the present invention of 1:: embodiment 1;
Handle 2: the control agent of the Folium Amomi rot of the present invention of embodiment 2;
Handle 3: the control agent of the Folium Amomi rot of the present invention of embodiment 3;
Handle 4:50% bromo chloro isocyanuric acid (single agent);
Handle 5:75% tricyclazole (single agent);
Handle the 6:50% thiram wettable powder;
Handle 7:50% Tuzet wetting powder;
Handle 8: blank
Sub-district, field comparative trial, every sub-district 30m
2Repeat for three times, district's group is arranged at random, with the pathogenic bacteria joint Magnaporthe grisea liquid foliar spray inoculation of Folium Amomi rot, after 48 hours, handle foliar spray by test, spray blade back portion and blade face portion got 500 strains investigation diseased plant rate, classification investigation disease index in 20 days behind the spray medicine, calculate control efficiency, see Table 2.
Adopt following conventional computing formula to calculate:
(1) diseased plant rate and morbidity leaf rate:
The incidence of disease (%)=(the morbidity strain or the number of sheets/investigation sum) * 100%
(2) disease index:
(3) control efficiency:
It is to illustrate that creativeness of the present invention is is to save the compound effective compound prescription that infects the mechanism of harm and carry out of fungi of Magnaporthe grisea at the Folium Amomi rot that test compares with single agent with 50% bromo chloro isocyanuric acid and 75% tricyclazole; Select for use 50% thiram wettable powder, 50% Tuzet wetting powder to compare to be because of 50% thiram wettable powder, 50% Tuzet wetting powder be effect medicament preferably in the prior art control Folium Amomi rot.Handle 6 promptly 50% thiram wettable powder adopt 500 times of liquid be because of the preventive effect of its 500 times of liquid effective, handle 7 promptly 50% Tuzet wetting powder adopt 500 times of liquid be because of its 500 times of liquid preventive effect effective, handle 4 promptly 50% bromo chloro isocyanuric acid (single agent) adopt 500 times of liquid be because of the preventive effect of its 500 times of liquid effective.
Sub-district, table 2 field comparative trial preventive effect statistical form
Annotate: average control efficiency is the mean value of the control efficiency calculated of the control efficiency calculated with the incidence of disease and refer to disease in the table 2.
The test brief summary:
A) the average control efficiency of 500 times of liquid of processing 1-3 is respectively 89.8%, 87.7%, 83.8%; The average control efficiency that is the control agent of Folium Amomi rot of the present invention is 87.1%, than handling the 5 i.e. control efficiency raisings 21% of 500 times of liquid of 75% tricyclazole (preventive effect 67.9%); Than handling the 6 i.e. control efficiency raisings 19.7% of 500 times of liquid of 50% tmtd (control efficiency 67.4%); Than handling the 7 i.e. control efficiency raisings 16.5% of 500 times of liquid of 50% Tuzet (control efficiency 70.6%).
(2) processing 4 is that the control efficiency of 50% bromo chloro isocyanuric acid (single agent, 500 times of liquid) is 86.2%, but the use cost height, every hm
2Medication 3kg, unit price: 250 yuan/kg, every hm
2One time use cost is 750 yuan, and the control agent of Folium Amomi rot of the present invention (500 times of liquid), every hm
2Medication 3kg, unit price: 52 yuan/kg, every hm
2One time use cost is 150 yuan, every hm
2Save 594 yuan, control efficiency also obtains improving, and therefore, uses the poor practicability of 50% bromo chloro isocyanuric acid (single agent, 500 times of liquid).
(3) result of the test shows that fully the present invention promptly handles 1-3 and promptly handles 4-5 and control treatment 6-7 compares with the single agent of contrast, but to kill the Folium Amomi rot be the compound effective sterilization of infecting the mechanism of harm and carrying out of fungi based on the joint Magnaporthe grisea to specific aim.Overcome other medicaments in single agent and the prior art to the lower present situation of the compound bactericidal effect that infects of this fungi or the problem of cost height thereby poor practicability, embodied resultant effect of the present invention and advance.
Embodiment 5 (field demonstration)
Field demonstration is that land for growing field crops of the present invention effect compares, and 2007～2008, is arranged in 50 mu of experiment and demonstrations of 3 demonstration pilot projects in fructus amomi producing region (Nuo Ji township, Jinghong City, state, Xishuangbanna) (promptly repeating for three times) in academy of agricultural sciences, Yunnan Province agricultural environment resource.
The field demonstration control agent of the Folium Amomi rot of the present invention of embodiment 1, be made into 500 times of liquid, the Folium Amomi rot initial stage carried out blade back and foliar spray, and cooperate other farming measure to demonstrate, other farming measure is identical with the conventional cultivation technical measures, repeats no more.Field demonstration is also established CK (medicament contrast) and CK (blank), the average control efficiency that the field demonstration of the control agent of Folium Amomi rot of the present invention repeats (3 demonstration pilot projects) for three times reaches 82.6%, and three repetitions of the demonstration of CK (medicament contrast) (i.e. 500 times of liquid of 50% Tuzet wetting powder) (3 demonstration pilot projects) control efficiency reaches 66.9% (survey data sees Table 3), and the control agent of Folium Amomi rot of the present invention improves 15.7% than the field demonstration control efficiency of this contrast.
Experiment and demonstration is the result show, the control agent of Folium Amomi rot of the present invention is specially adapted to large scale application, has obtained control efficiency efficiently.
Table 3 field demonstration comparative trial control efficiency statistical form
Claims (7)
1. the control agent of a Folium Amomi rot is characterized in that, contains effective composition bromo chloro isocyanuric acid 20～50 weight portions and tricyclazole 40～50 weight portions.
2. the control agent of Folium Amomi rot according to claim 1 is characterized in that, also contains inertia wettable filler 10～30 weight portions.
3. the control agent of Folium Amomi rot according to claim 2 is characterized in that, described inertia wettable filler is diatomite, clay or potter's clay.
4. the preparation method of the control agent of the described Folium Amomi rot of arbitrary claim in the claim 1 to 3 is characterized in that, carries out according to the following steps:
(1) by weight respectively with bromo chloro isocyanuric acid, tricyclazole, inertia wettable filler is pulverized by cracker and respectively by behind 200 mesh sieves, is made standby material A, and standby material B and standby material C are standby;
(2) in mixer, add standby material A simultaneously, standby material B and standby material C, after mixing, quantitative package promptly obtains the control agent of described Folium Amomi rot.
In the claim 1 to 3 the control agent of the described Folium Amomi rot of arbitrary claim in the application of control Folium Amomi rot.
6. the control agent of Folium Amomi rot according to claim 5 is characterized in that: the control agent of described Folium Amomi rot is made into 50～500 times of liquid in the application of control Folium Amomi rot.
7. the control agent of Folium Amomi rot according to claim 6 is characterized in that in the application of control Folium Amomi rot: the control agent solution of the Folium Amomi rot that is made into is sprayed to Folium Amomi back and blade face portion.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106015498A CN102057922A (en) | 2010-12-23 | 2010-12-23 | Agent for preventing and treating colletotrihum gloeosporioides and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106015498A CN102057922A (en) | 2010-12-23 | 2010-12-23 | Agent for preventing and treating colletotrihum gloeosporioides and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102057922A true CN102057922A (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010106015498A Pending CN102057922A (en) | 2010-12-23 | 2010-12-23 | Agent for preventing and treating colletotrihum gloeosporioides and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112715562A (en) * | 2021-01-08 | 2021-04-30 | 黑龙江巨卓作物科学有限公司 | Bactericidal composition containing chlorobromoisocyanuric acid and tricyclazole |
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| CN1285146A (en) * | 2000-09-14 | 2001-02-28 | 蒋长宁 | Soluble powder agent of chlorobromide isocyanuric acid and ue in prevention and control of crops diseases |
| CN1666979A (en) * | 2005-02-04 | 2005-09-14 | 江苏东宝农药化工有限公司 | Process for producing bromo chloro isocyanuric acid and its use |
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2010
- 2010-12-23 CN CN2010106015498A patent/CN102057922A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1285146A (en) * | 2000-09-14 | 2001-02-28 | 蒋长宁 | Soluble powder agent of chlorobromide isocyanuric acid and ue in prevention and control of crops diseases |
| CN1666979A (en) * | 2005-02-04 | 2005-09-14 | 江苏东宝农药化工有限公司 | Process for producing bromo chloro isocyanuric acid and its use |
Non-Patent Citations (2)
| Title |
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| 桑维钧等: "砂仁炭疽病病原菌鉴定及杀菌剂毒力测定", 《农药》 * |
| 赖传雅等: "砂仁叶枯病(Colletotrichum gloeosporioides)药剂筛选试验", 《广西植保》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112715562A (en) * | 2021-01-08 | 2021-04-30 | 黑龙江巨卓作物科学有限公司 | Bactericidal composition containing chlorobromoisocyanuric acid and tricyclazole |
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Application publication date: 20110518 |