CN103329899B - Weeding composition for medlar field as well as preparation method and application of weeding composition - Google Patents
Weeding composition for medlar field as well as preparation method and application of weeding composition Download PDFInfo
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Abstract
The invention relates to the technical field of pesticides, and particularly discloses a weeding composition for a medlar field as well as a preparation method and an application of the weeding composition. The weeding composition for the medlar field is prepared from the following components in percent by weight: 1-10 percent of oxyfluorfen, 15-35 percent of metolachlor, 5-25 percent of pendimethalin, 1-5 percent of sodium dodecyl benzene sulfonate, 1-5 percent of sodium lignin sulfonate, 0.3-0.8 percent of xanthan gum, 2-10 percent of ethylene glycol and the balance of water. The weeding composition for the medlar field, provided by the invention, has the beneficial effects of being good in weeding effect, thorough in weeding and long in lasting period, capable of simultaneously removing gramineous weeds and broad leaf weeds, enlarging the herbicide controlling spectrum, reducing the consumption of effective components in unit area, delaying the resistance of the weeds to a pesticide, and ensuring safe planting and production of the medlar field, and safe and efficient to medlar without generating dominant or recessive phytotoxicity.
Description
(1) technical field
The present invention relates to technical field of pesticide, particularly a kind of medlar field Herbicidal combinations and preparation method and application.
(2) background technology
Matrimony vine is famous and precious medicinal material and invigorant, the saying that the traditional Chinese medical science has very early " medlar health preserving ".Compendium of Material Medica is recorded: " matrimony vine, kidney-tonifying sperm-generating, nourishing the liver, improving eyesight are calmed the nerves, and make us long-lived.", matrimony vine reduces blood sugar, anti-fatty liver and antiatherogenic effect in addition in addition.In recent years, along with the exploitation of tonic and food, the market demand of matrimony vine is surged, present that supply falls short of demand situation.
Along with the increase of matrimony vine cultivated area, matrimony vine producing region labour be becoming tight day, so that the pesticide species preventing and treating medlar field weeds increases in a large number, the access times of medicament significantly increase.But in reality plantation, there is the understanding of many plantation families shortage to pesticide knowldgde, high malicious persistent pesticide is made to enter garden, or because more scope, overdose use agricultural chemicals, matrimony vine is caused to set poisoning, cause fruit drop to be fallen leaves serious, even full wafer is dead, causes very large loss to matrimony vine plantation, seriously govern the development of wolfberry industry, threaten again the safety of ecotope simultaneously.As: the poisoning 2 that Uptake and translocation weed killer herbicide causes, 4-D butyl ester, glyphosate, chlortoluron, tribenuron-methyl etc., soil applies or is sprayed on by mistake on tree crown and all can cause Growth status deformity, growth potential dies down, branch bending is serpentine, internode shortens, blade is vertical raw, thin thin, not as good as 1/1 to three/4th of normal leaf, some yellowing leaf, the bud slight of stature formed, some fruits can normal mature, but fruit grain slight of stature, floweriness green pepper is large, the fruit also had can not normal mature, and fruit is yellowish or milky, loses due economic worth.Paraquat belongs to steriland herbicide, is absorbed rapidly after contact by matrimony vine chlorenchyma, and produce destruction to young peak green tissue, cause edible tender branch, blade dried-up, flowers and fruits come off, and also result in serious loss to the Quality and yield of matrimony vine.
At present, before being applied to the bud of medlar field soil processing herbicide mainly pendimethalin missible oil single dose be main, Pendimethalin is a kind of dinitroaniline herbicide, main suppression meristem cell division, do not affect suppressing weed seed germination, but in suppressing weed seed germination process young shoot, stem, work after root absorption medicament, suppress the growth of young shoot and secondary root, make weeds just dead before being unearthed, be mainly used in preventing and kill off annual gramineous weed and some broad leaved weed, but the herbicide of this weed killer herbicide spectrum is narrow, can not by disposable for the weeds of medlar field except clear, and Long-Time Service easily makes weeds produce drug resistance.
(3) summary of the invention
The present invention, in order to make up prior art deficiency, provides a kind of broad weed-killing spectrum, herbicidal effect is good, the lasting period is long, medlar field Herbicidal combinations and preparation method and application safely and efficiently.
The present invention is achieved through the following technical solutions:
A kind of medlar field Herbicidal combinations, be made up of the component of following percentage by weight: Oxyfluorfen 1-10%, isopropyl methoxalamine 15-35%, Pendimethalin 5-25%, neopelex 1-5%, sodium lignin sulfonate 1-5%, xanthans 0.3-0.8%, ethylene glycol 2-10%, surplus is water.
The formulation of this medlar field Herbicidal combinations is suspension emulsion.
The preparation method of this medlar field Herbicidal combinations, comprises the steps:
Oxyfluorfen, isopropyl methoxalamine, Pendimethalin, neopelex, sodium lignin sulfonate, xanthans, ethylene glycol and water are joined in sand milling, add said components gross mass 1-1.5 bead doubly again, sand milling pulverizes 2-3 hour, elimination bead, obtains this medlar field Herbicidal combinations.
This medlar field Herbicidal combinations carries out the application of chemical weed control in medlar field.
Oxyfluorfen is diphenyl ether herbicide, enters in plant corpus mainly through coleoptile, mesocotyl, destroys the permeability of cell, promotes the release of ethene, thus makes the physiological dysfunction of cell, old and feeble acceleration, and blade or young shoot are wilted, and finally come off death.This medicine activity of weeding is high, active in grassy weed to broad leaved weed, effectively can prevent and kill off annual single broadleaf weed.
Isopropyl methoxalamine is acetamide-group herbicides, absorbs, upwards conduct mainly through young shoot young root, suppresses the growth of young shoot and young root, before susceptible weeds is unearthed after germination or to be just unearthedly namely poisoned to death, is mainly used in preventing and kill off grassy weed and part broad leaved weed.
The beneficial effect of medlar field Herbicidal combinations of the present invention is: herbicidal effect is good, weeding is thorough, lasting period is long, grassy weed and broad leaved weed can be prevented and kill off simultaneously, expand herbicide spectrum, reduce the consumption of unit are active ingredient, delay resistance weed, safe and efficient to matrimony vine, do not produce dominant or recessive poisoning, ensure that the safety plantation of medlar field and produce.
(4) embodiment
Below in conjunction with embodiment, the invention will be further described, but the present invention is not limited thereto, and the formulation preparation method in embodiment is customary preparation methods.
The preparation of embodiment 1:36% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion, is made up of the component of following weight: (in double centner, as follows)
Oxyfluorfen 1 kilogram, isopropyl methoxalamine 25 kilograms, Pendimethalin 10 kilograms, neopelex 1 kilogram, sodium lignin sulfonate 4 kilograms, xanthans 0.5 kilogram, ethylene glycol 5 kilograms, water supplies double centner.
The preparation method of this medlar field Herbicidal combinations, adopts following steps:
By the Oxyfluorfen of above-mentioned weight, isopropyl methoxalamine, Pendimethalin, neopelex, sodium lignin sulfonate, xanthans, ethylene glycol and water join in sand milling, add said components gross mass 1-1.5 bead doubly again, sand milling pulverizes 2-3 hour, elimination bead, obtains the present invention 36% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion.
The application of this medlar field Herbicidal combinations:
A answers dosage: every mu of ground Herbicidal combinations 180-250ml of the present invention.
The B amount of being watered: every mu of ground, by above-mentioned dosage, is converted 30 kg of water and evenly sprayed.
C points for attention: a sprays under windless condition; B must not be watered and used well water, muddy water, mineral water; C dispenser before weeds are unearthed; D temperature is at 25 DEG C-35 DEG C spray medicines, and avoid spray medicine noon, when soil good conditions for soil moisture, medication effect is better.
The preparation of embodiment 2:40% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion, be made up of the component of following weight:
Oxyfluorfen 5 kilograms, isopropyl methoxalamine 15 kilograms, Pendimethalin 20 kilograms, neopelex 3 kilograms, sodium lignin sulfonate 3 kilograms, xanthans 0.6 kilogram, ethylene glycol 10 kilograms, water supplies double centner.
Every mu of ground Herbicidal combinations dosage 220-300ml of the present invention, all the other preparation methods and application method consumption are with embodiment 1.
The preparation of embodiment 3:43% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion, be made up of the component of following weight:
Oxyfluorfen 8 kilograms, isopropyl methoxalamine 30 kilograms, Pendimethalin 5 kilograms, neopelex 5 kilograms, sodium lignin sulfonate 1 kilogram, xanthans 0.4 kilogram, ethylene glycol 7 kilograms, water supplies double centner.
Every mu of ground Herbicidal combinations dosage 150-200ml of the present invention, all the other preparation methods and application method consumption are with embodiment 1.
The preparation of embodiment 4:53% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion, be made up of the component of following weight:
Oxyfluorfen 3 kilograms, isopropyl methoxalamine 35 kilograms, Pendimethalin 15 kilograms, neopelex 2 kilograms, sodium lignin sulfonate 5 kilograms, xanthans 0.3 kilogram, ethylene glycol 4 kilograms, water supplies double centner.
Every mu of ground Herbicidal combinations dosage 120-150ml of the present invention, all the other preparation methods and application method consumption are with embodiment 1.
The preparation of embodiment 5:55% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion, be made up of the component of following weight:
Oxyfluorfen 10 kilograms, isopropyl methoxalamine 20 kilograms, Pendimethalin 25 kilograms, neopelex 4 kilograms, sodium lignin sulfonate 2 kilograms, xanthans 0.8 kilogram, ethylene glycol 2 kilograms, water supplies double centner.
Every mu of ground Herbicidal combinations dosage 120-150ml of the present invention, all the other preparation methods and application method consumption are with embodiment 1.
In embodiment 1-5, isopropyl methoxalamine used produces former medicine from Shandong Binnong Technology Co., Ltd.; Pendimethalin produces former medicine from Shandong Binnong Technology Co., Ltd.; Oxyfluorfen buying produces former medicine from Shandong Qiaochang Chemical Co., Ltd; Neopelex, sodium lignin sulfonate are all purchased from Nanjing Teva-Chem. Co., Ltd.; Xanthans buying is from Zhengzhou Lan Yu Fine Chemical Co., Ltd; Ethylene glycol is commercially available antifreezing agent.
The test of pesticide effectiveness:
Test 1:
(1): test process:
Test site: Zhongning County, Ningxia;
Test medicine:
Composition a: Herbicidal combinations of the present invention: 53% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion;
Medicament b:24% oxyfluorfen EC;
Medicament c:72% isopropyl methoxalamine missible oil;
Medicament d:33% pendimethalin missible oil;
E: clear water blank.
5 process are established in test, repeat for 4 times, totally 20 process communities, and often process plot area 20 square metres, random district group arranges.A is test reagent agent; B, c, d are contrast medicament; E is clear water blank (CK).Be watered 30 kilograms by every mu, secondary dilution, stir, adopt 552 third type sprayer even spraying.
Test weather condition on the same day: fine, calm, temperature 26 DEG C.
(2) test objective and method:
A safety: after dispenser, observes the situation of growing of matrimony vine, evaluates reagent agent to the safety of matrimony vine;
B herbicidal effect: every community gets 4 points at random, investigates 1/4 square metre at often, within after dispenser 20 days, 30 days, respectively investigates once, records kind and the strain number of weeds respectively, calculate weeds strain preventive effect.After last investigation, collect 4 weeds in community, claim its fresh grass heavy, calculate the heavy preventive effect of fresh grass, the formula calculating strain preventive effect and fresh weight preventive effect is as follows:
Preventive effect (%)={ [check plot weeds strain number (fresh weight)-treatment region weeds strain number (fresh weight)]/check plot weeds strain number (fresh weight) } × 100.
(3) result of the test:
A safety: execute observation post administration, the branch of composition a treatment region matrimony vine, leaf, flower and blank district are basically identical, show that Herbicidal combinations 53% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion of the present invention is to matrimony vine high safety;
B herbicidal effect: in table 1 and table 2:
Table 1 dispenser is weed control efficacy after 20 days
Table 2 dispenser is weed control efficacy after 30 days
As can be seen from table 1 and table 2, dispenser was observed after 20 days, and present composition a is remarkable to the preventive effect of various weeds, and the growth of matrimony vine is normal, does not occur dominant or recessive poisoning; And other three kinds of reagent agents occur that herbicide composes narrow problem, all weeds can not be prevented and kill off, and medicament b and medicament c has made matrimony vine occur more or less because consumption is excessive poisoning to a certain degree, as branch bending, growth potential dies down, yellow leaf etc.Within after dispenser 30 days, observe, present composition a is still relatively more remarkable to the preventive effect of various weeds, more than 90%.
Test 2:
(1): test process:
Test site: Julu County, Hebei province;
Test medicine:
Composition a: Herbicidal combinations of the present invention: 53% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion;
Medicament b:24% oxyfluorfen EC;
Medicament c:72% isopropyl methoxalamine missible oil;
Medicament d:33% pendimethalin missible oil;
E: clear water blank.
5 process are established in test, repeat for 4 times, totally 20 process communities, and often process plot area 20 square metres, random district group arranges.A is test reagent agent; B, c, d are contrast medicament; E is clear water blank (CK).Be watered 30 kilograms by every mu, secondary dilution, stir, adopt 552 third type sprayer even spraying.
Test weather condition on the same day: fine, calm, temperature 28 DEG C.
(2) test objective and method:
A safety: after dispenser, observes the situation of growing of matrimony vine, evaluates reagent agent to the safety of matrimony vine;
B herbicidal effect: every community gets 4 points at random, investigates 1/4 square metre at often, within after dispenser 20 days, 30 days, respectively investigates once, records kind and the strain number of weeds respectively, calculate weeds strain preventive effect.After last investigation, collect 4 weeds in community, claim its fresh grass heavy, calculate the heavy preventive effect of fresh grass, the formula calculating strain preventive effect and fresh weight preventive effect is as follows:
Preventive effect (%)={ [check plot weeds strain number (fresh weight)-treatment region weeds strain number (fresh weight)]/check plot weeds strain number (fresh weight) } × 100.
(3) result of the test:
A safety: dispenser " Invest, Then Investigate ", the branch of chemicals treatment district matrimony vine, leaf, flower and blank district are basically identical, show that Herbicidal combinations 53% Oxyfluorfen isopropyl methoxalamine Pendimethalin suspension emulsion of the present invention is to matrimony vine high safety;
B herbicidal effect: in table 3 and table 4:
Weed control efficacy after 20 days after table 3 dispenser
Table 4 dispenser is weed control efficacy after 30 days
As can be seen from table 3 and table 4, dispenser was observed after 20 days, and present composition a is remarkable to the preventive effect of various weeds, and the growth of matrimony vine is normal, does not occur dominant or recessive poisoning; And other three kinds of reagent agents occur that herbicide composes narrow problem, all weeds can not be prevented and kill off, and medicament b and medicament c has made matrimony vine occur more or less because consumption is excessive poisoning to a certain degree, as branch bending, growth potential die down, yellow leaf etc.Dispenser is after 30 days, and present composition a is still relatively more remarkable to the preventive effect of various weeds, more than 90%.
More than test explanation, Herbicidal combinations of the present invention all has good preventive effect to the common annual gramineous weed of medlar field and broad leaved weed, lasting period is long, control the weeds in medlar field whole vegetative period, and to matrimony vine safety, ensure the normal growth of matrimony vine, simple to operation, economical and practical, reduce the usage amount of unit are active ingredient simultaneously, delay the drug resistance of medlar field weeds.
Claims (2)
1. a medlar field Herbicidal combinations, it is characterized in that: be made up of the component of following percentage by weight: Oxyfluorfen 1-10%, isopropyl methoxalamine 15-35%, Pendimethalin 5-25%, neopelex 1-5%, sodium lignin sulfonate 1-5%, xanthans 0.3-0.8%, ethylene glycol 2-10%, surplus is water;
The formulation of this medlar field Herbicidal combinations is suspension emulsion, and preparation method comprises the steps:
Oxyfluorfen, isopropyl methoxalamine, Pendimethalin, neopelex, sodium lignin sulfonate, xanthans, ethylene glycol and water are joined in sand milling, add said components gross mass 1-1.5 bead doubly again, sand milling pulverizes 2-3 hour, elimination bead, obtains the suspension emulsion of this medlar field Herbicidal combinations.
2. a medlar field Herbicidal combinations as claimed in claim 1 carries out the application of chemical weed control in medlar field.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310255799.4A CN103329899B (en) | 2013-06-25 | 2013-06-25 | Weeding composition for medlar field as well as preparation method and application of weeding composition |
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| CN201310255799.4A CN103329899B (en) | 2013-06-25 | 2013-06-25 | Weeding composition for medlar field as well as preparation method and application of weeding composition |
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| CN103329899B true CN103329899B (en) | 2015-05-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103988837A (en) * | 2014-04-10 | 2014-08-20 | 临沂丰邦农业科技有限公司 | Garden nursery weed killer and use method thereof |
| CN105767057A (en) * | 2014-12-26 | 2016-07-20 | 马映成 | Pesticide composition for pest control of lycium barbarum |
| CN106386898A (en) * | 2016-09-07 | 2017-02-15 | 马鞍山纽泽科技服务有限公司 | Special composite herbicide for peanut field |
| CN108684682A (en) * | 2018-06-23 | 2018-10-23 | 孟州传奇生物科技有限公司 | A kind of green onion, ginger and garlic field Herbicidal combinations and preparation method and application |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212832A (en) * | 1998-04-21 | 1999-04-07 | 山东农业大学 | Pesticide composition containing pendimethalin |
| CN1292216A (en) * | 2000-10-15 | 2001-04-25 | 张业生 | Weedicide for both marshy field and non-irrigated land |
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2013
- 2013-06-25 CN CN201310255799.4A patent/CN103329899B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212832A (en) * | 1998-04-21 | 1999-04-07 | 山东农业大学 | Pesticide composition containing pendimethalin |
| CN1292216A (en) * | 2000-10-15 | 2001-04-25 | 张业生 | Weedicide for both marshy field and non-irrigated land |
Non-Patent Citations (2)
| Title |
|---|
| 宁夏中宁县枸杞药害及控制措施;孟跃军等;《农业科学研究》;20070930;第28卷(第3期);95-96 * |
| 枸杞叶片干尖落叶的发生原因及防治对策;詹燕等;《宁夏农林科技》;20091231(第4期);68-69 * |
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Inventor after: Huang Yanchang Inventor after: Wang Hongliang Inventor after: Yu Wenjing Inventor after: Qu Yaoxun Inventor after: Lin Yongpeng Inventor after: Dong Li Inventor after: Wu Jianyou Inventor before: Huang Yanchang Inventor before: Wang Hongliang Inventor before: Yu Wenjing Inventor before: Qu Yaoxun Inventor before: Si Yongbing Inventor before: Lin Yongpeng Inventor before: Dong Li Inventor before: Wu Jianyou |
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Free format text: CORRECT: INVENTOR; FROM: HUANG YANCHANG WANG HONGLIANG YU WENJING QU YAOXUN SI YONGBING LIN YONGPENG DONG LI WU JIANYOU TO: HUANG YANCHANG WANG HONGLIANG YU WENJING QU YAOXUN LIN YONGPENG DONG LI WU JIANYOU |
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