July-August is the hot and dry season in Hangzhou. The environment conditions of high temperatures, heavy rains, and typhoons in midsummer are not conducive to the growth of vegetables, but are beneficial to the occurrence of various diseases and insect pests. In particular, pests such as nocturnal moths pose serious threats to the safe production of vegetables. Therefore, all localities must attach great importance to doing a good job in safety prevention and control. The main diseases and pests on vegetables in July and August are as follows: (1) The leafy vegetables are mainly Spodoptera litura, Spodoptera exigua, Coccinella, Pieris rapae, and the diseases are soft rot and black rot. (2) Solanaceae vegetables are mainly spider mites and thrips. (3) Melon vegetables, leaf miners, spider mites, and melons are the main melons. (4) The legume vegetables are bean pods, noctuids, red spiders, and leaf miners. Second, chemical control technology 1. Noctuidae: young larvae phase of the application, pharmaceuticals have 1 billion PIB Olympic Green 1 suspension 800 times, 15% DuPont hit 3500 times, 20% of the full 1000 times, 10% Divide 1000 —1500 times, 20% Boxing 1000 times, and 10% killing the enemy 1000-1500 times. Application time is better in the evening. 2. Starscream: In the stage of spotting, the use of 15% broomstick net (except for eggplant) should be sprayed on the front and back of the blade 3000 times evenly; the 73% of the Chrysanthemum EC is 1000-1500 times; 0.6% Wormwood EC is 1500 times, and it can also treat thrips, aphids and leaf miners. 3. Hummer: 10% of Schneider net wettable powder 2000-3000 times (useful for legumes and melons) or 20% of good year winter cream 1500-2000 times spray. 4. Kidney beans: The principle of prevention and treatment is to treat flowers and flowers. It is a combination of plant flowers and floor flowers. It should be applied in the early morning. The medicinal agent has 5% of Ruijin Special Suspending Agent 1500 times or 18.1% of Furui EC 2000-3000 times. . 5. Gualou: timely clear the melon field and remove the leaves, the agent is sprayed with 2,000% Ruijin special suspension agent 2000 times. 6. Leaf flies: spraying when the surface of small insects in the field when the leaf spray control. Choose 20% Greenford microemulsion 1000-2000 times or 50% latent g 3500 times wettable powder. 7. Soft rot and black rot: At the beginning of the disease, 72% of streptomycin-soluble soluble powders were used, 3500 times of 90% neophytin, and 600% of 12% green milk copper emulsion.
Feed Additives Fruit Powder,Echinacea Purpurea Extract,Saccharomyces Cerevisiae Dextran,Polyphenols Echinacea Purpurea Extract
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