Compounded medicine for inhibiting powdery mildew

Abstract

The invention discloses a compounded medicine for inhibiting powdery mildew. The medicine comprises the following ingredients: by weight, 10-15 parts of 56% azoxystrobin chlorothalonil, 8-12 parts of drazoxolon, 10-15 parts of clove oil, 4-8 parts of astragalus polysaccharide, 4-8 parts of baicalein, 6-10 parts of sulfur powder, 4-8 parts of natural indigo and 6-10 parts of radical lobelia. The compounded medicine provided by the invention requires simple composition ratio, is convenient to use and has a good effect of treating cucumber powdery mildew. Through tests, a liquid which accounts for 400-600 times the volume of the mixture has an obvious inactivation effect of fungi imperfecti Sphaerotheca powdery mildew, and has a good bactericidal effect.

Description

[0001] Technical field: [0002] The invention relates to a medicine for vegetables, in particular to a compound medicine for inhibiting powdery mildew. [0003] Background technique: [0004] Cucumber powdery mildew, commonly known as "white hair disease", is the most serious damage to leaves, followed by petioles and stems, and generally does not harm fruits. In the early stage of the disease, small white powder spots on the front or back of cucumber powdery mildew-affected leaves will gradually expand into large white powder areas with inconspicuous edges, covering the leaf surface, as if sprinkled with white powder. Wipe off the white powder, it can be seen that the leaves are chlorotic, withered and yellow and brittle. When the disease is severe, the leaves are covered with white powder and become off-white until the whole leaf dies. After powdery mildew infects petioles and tender stems, the symptoms are similar to those on the leaves, but the lesions are smaller an...

AI Technical Summary

Problems solved by technology

[0005] Aiming at the drug resistance problem caused by cucumber powdery mildew at present, the present invention provides a compound drug for inhibiting powdery mildew with simple proportion, convenient use and good effect in treating cucumber powdery mildew