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A kind of insecticidal composition containing cytranilipron and cyantraniliprole

A technology of chlorofluranilide and an insecticidal composition, which is applied in the field of pesticides, can solve the problems of high cost of medication, increased pest resistance and the like, and achieves the effects of improving insecticidal effect, reducing dosage and long lasting effect.

Active Publication Date: 2017-12-29
ZHEJIANG RES INST OF CHEM IND CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The cost of using chlorfluranuron and cyantraniliprole alone is relatively high, which limits their popularization and application to a certain extent, and long-term single use is likely to increase the degree of pest resistance

Method used

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  • A kind of insecticidal composition containing cytranilipron and cyantraniliprole
  • A kind of insecticidal composition containing cytranilipron and cyantraniliprole
  • A kind of insecticidal composition containing cytranilipron and cyantraniliprole

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0039] Example 1: Mixing of cyantraniliprole and chlorfluran

[0040] Table 1. Synergistic effect of cyantraniliprole and chlorfluran on cabbage caterpillar (Pieris rapae)

[0041] Proportion

[0042] Cyflunraniliprole

[0043] Table 2. The synergistic effect of cyantraniliprole and chlorfluran on the cotton bollworm Helicoverpa armigera

[0044] Proportion

[0045]From the test results Tables 1 and 2, it can be seen that the co-toxicity coefficients of chlorfenuron and cyantraniliprole in the range of 1 to 50:20 to 1 (by weight ratio) are all greater than 120, and are effective against Brassica rapae and cotton. Cotton bollworm showed synergistic effect. It is reasonable and feasible to mix furbenduron and cyantraniliprole.

Embodiment 2

[0046] Embodiment 2 (20% verfluranuron · cyantraniliprole suspension concentrate)

[0047] 18% chlorfluran, 2% cyantraniliprole, 10% emulsifier 1601# (styrylphenol polyoxyethylene polyoxypropylene ether), dispersant SOPA-2704%, 2% bentonite, 0.1 xanthan gum %, 0.4% silicone defoamer, 5% glycerin, and the balance is deionized water. The components are pre-crushed, then added to a sand mill for grinding, and finally mixed with high shear to prepare A 20% suspension concentrate of cytraniliprole and cyantraniliprole was obtained.

[0048] The prepared 20% chlorflurane-cytraniliprole suspension concentrate was used for the control of apple leaf tortrix. 20% Fufenuron · cyantraniliprole suspension was mixed with water and sprayed evenly at the peak of apple leaf tortrix larvae in the amount of 10 mg / kg, and the control effects were 94.5% and 96.7% at 3 days and 7 days after the application . Application by the same method, contrast single agent 20% chlorflurane suspension concen...

Embodiment 3

[0049] Example 3 (40% polyfluranuron · cyantraniliprole water dispersible granules)

[0050] According to the formula of 35% chlorfenuron, 5% cyantraniliprole, 6% sodium lauryl sulfate, 4% polycarboxylate, 8% sodium chloride, 3% polyethylene glycol, and kaolin as the balance , each component is subjected to dry crushing, granulation, drying, and sieving to obtain 40% verflubron-chlorflucyantraniliprole water-dispersible granules.

[0051] The prepared 40% chlorflurane-chlorfluraniliprole water-dispersible granules were used for the control of cabbage caterpillars. 40% chlorflurane-chlorfluraniliprole water-dispersible granules were mixed with water and sprayed evenly at the peak of larvae occurrence at an amount of 10 g / mu, and the control effects were 96.7% and 97.8% in 3 days and 7 days after spraying. %. Spraying in the same way, compared with single agent 20% chlorflurane SC (15 g / mu) and 20% cyantraniliprole SC (10 g / mu), after the medicine The 3-day control effects we...

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Abstract

The invention provides an insecticidal composition containing cytraniliprole and cyantraniliprole for agricultural pests. The weight ratio of cytraniliprole to cyantraniliprole is 1-50:20-1. The insecticidal composition provided by the invention has high efficiency, low toxicity and long duration, and can effectively prevent and control lepidopteran pests.

Description

technical field [0001] The invention belongs to the field of pesticides, and in particular relates to an insecticidal composition containing cytraniliprole and cyantraniliprole. Background technique [0002] The problem of resistance to agricultural pests is a global problem. With the continuation of chemical control of pests, the increase in the use of pesticides, and the unscientific use of pesticides, the resistance of pests is becoming more and more serious, and the types of resistant pests are increasing. Especially the lepidopteran pests that seriously damage agricultural production have a high degree of resistance and relatively fast development of resistance. At the same time, the high-intensity use of pesticides leads to excessive pesticide residues in agricultural products, environmental pollution and increased costs of pesticides for farmers, which is not conducive to the sustainable development of agriculture. Therefore, the research and development of high-eff...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N47/34A01P7/04A01N37/46
Inventor 邢家华朱冰春张晓铭纪磊姚汉清汪建良姬文娟刘燕君韦伟陈杰
Owner ZHEJIANG RES INST OF CHEM IND CO LTD