Fructus cnidii complex composition

A technology of osthole and pesticide composition, which is applied in the direction of biocide, animal repellent, plant growth regulator, etc., and can solve the application that does not mention the control of powdery mildew bacteria, and does not involve the application of component sterilization, etc. problems, to achieve the effect of reducing drug toxicity, reducing effective dependence, and good indoor activity

Inactive Publication Date: 2007-08-22
JIANGSU ACAD OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Another previously published Chinese patent application CN1342412, titled "Application of Cnidium Fructus Extract in the Production of Agricultural Pesticides", relates to Cnidium Fructus Extract (mainly containing osthole) and its combination with other agricultural pesticides It is used in combination to control diseases and insect pests, but these applications are limited to insecticide, and there is no reference to the application of this ingredient in sterilization, let alone its application in the control of crop powdery mildew

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0140] Embodiment 1: 2% osthole · myclobutanazole SE 500 * (active ingredient: 1% osthole+1% myclobutanazole,

[0141] The effective concentration is 20μg / ml osthole + 20μg / ml myclobutanil) to prevent and control grape powdery mildew in the early stage of the disease, 100ml per mu, and later as the leaves grow, the dosage reaches 200-300ml per mu

Embodiment 2

[0142] Example 2: 4% osthole·myclobutanazole SE 500× (active ingredient: 1% osthole+3% myclobutanil, effective concentration is 20 μg / ml osthole+60 μg / ml myclobutanil) for the prevention and treatment of For broad bean powdery mildew, 100ml per mu is used in the early stage of the disease, and 200-300ml per mu as the leaves increase in the later stage.

Embodiment 3

[0143] Embodiment 3: 8% osthole·tebuconazole SE500 * (active ingredient: 1% osthole+7% tebuconazole, effective concentration is 20 μ g / ml osthole+140 μ g / ml tebuconazole to control cucumber, Pumpkin, zucchini, melon, and strawberry powdery mildew were sprayed 500 times at the early stage of the disease, 100ml per mu, once every 5-7 days. Later, as the leaves increased, the dosage reached 200-300ml per mu.

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PUM

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Abstract

A cnidiadin composition for preventing and treating the powdery mildew of agricultural crops contains cnidiadin and a bactericide chosen from myclobutanil, triadimefon, tebuconazole and propiconazole.

Description

[0001] This application is a divisional application filed on July 6, 2004 with the application number 200410069127.5 and the title of the invention "Osthole and its compound composition for controlling crop powdery mildew". Technical field: [0002] The invention relates to a compound composition of osthole, especially a fungicide that inhibits the synthesis of fungi ergosterol, such as myclobutanil, triadimefon, tebuconazole or propiconazole, as an agricultural fungicide after reasonable compounding Agents are used to control crop powdery mildew. Background technique [0003] The chemical name of the coumarin compound osthole (osthol) is 8-(3-methyl-2-butenyl) methyl ether sphenone, which is the main component of the umbelliferous plant Cnidium chinensis, and it is also Active ingredients extracted from the roots and rhizomes of Chinese angelica, Chinese angelica, Chinese angelica, celery, root bark of Rutaceae star anise, root bark of Rutaceae, single-leaf Rutaceae, etc. ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A01N43/16A01P3/00A01N43/653
Inventor 石志琦范永坚侯名语严清平陈浩
Owner JIANGSU ACAD OF AGRI SCI
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