What diseases and insect pests are easy to appear when planting vegetables in June? Main points of prevention and control techniques attached

No matter which month it is, for the corresponding vegetable planting, there are generally more vegetables planted in summer, but the climate is hot, the key points of management are also very important. What diseases and insect pests are easy to appear when growing vegetables in June? What are the main points of prevention and control techniques?

What diseases and insect pests are easy to appear when growing vegetables in January and June?

1. Control of diseases and insect pests in cruciferous vegetables.

Continue to do a good job in the control of pests such as diamondback moth, cabbage worm, yellow striped jumping beetle, snail and so on. Newly transplanted cruciferous crops with long growing period, such as cauliflower and cabbage, should pay attention to soil chemical treatment before transplanting to prevent the occurrence of diseases and insect pests. Spodoptera exigua and Spodoptera litura entered the initial period of occurrence, pay attention to strengthen the investigation of the occurrence trend of insect situation.

2. Control of diseases and insect pests in late-stubble eggplant, fruit and melon vegetables.

In terms of diseases, we should pay attention to the control of tomato early blight, melon powdery mildew, downy mildew, bacterial angular spot and so on. In terms of insect pests, pay attention to the control of aphids, red spiders, Liriomyza huidobrensis, tea yellow mites and so on.

3. Prevention and control of diseases and insect pests of legume vegetables

Cowpea pay attention to the prevention and control of rust, powdery mildew, virus disease and so on. Around the end of the month, we began to control wild bean borer according to the florescence of cowpea.

Key points of pest control techniques for growing vegetables in February and June

1. Early blight: spray control of fluoromycetes, azoxysters or enoylmorpholines. The drug was used for prevention and control once every 7 to 10 days, and even for 3 times.

2. Bacterial diseases: 20% thiobacillus copper suspension, 6% spring mycin, 50% chlorobromoisocyanuric acid soluble powder and other spray control, once every 7 to 10 days. Three times in a row.

3. Downy mildew: 80% enoylmorpholine water dispersible granules, 47% Chunlei? Wang copper wettable powder. The drug was used for prevention and control once every 7 to 10 days, and even for 3 times.

4. Aphids: 0.5% matrine water agent, thiazine, 1.5% pyrethrin water emulsion or fipronil spray control.

5. Rust and powdery mildew: tebuconazole and pinaphthalene can be selected. Spray control of azoxystrobin esters and osthol. The drug was used for prevention and control once every 7 to 10 days, and even for 3 times.

6. Red spiders: spray control of pyridabies or amylamectin benzoates.

7. Pieris rapae and Plutella xylostella: 10% polymycin suspension, 150g / L indoxur EC, 6% ethyl polymycin suspension, 32000IU/ mg Bacillus thuringiensis wettable powder, 2 billion PIB/ ml cabbage armyworm nuclear polyhedrosis virus suspension, 0.5% azadirachtin EC, 0.5% matrine water and 5.7% methylaminoavermectin benzoate saline dispersible granules spray control.

8. Liriomyza huidobrensis: insecticide spray control.

9. Bean wild borer: indenyl, lice mites urea, methylaminoavermectin pesticide spray control.

10. Beet armyworm, Spodoptera litura: indenyl, ethyl doxorubicin, lice mites urea, 12% tocopherol? Spray control of fipronil suspension and methylaminoavermectin benzoate.

11. Yellow striped beetle: 28% acetamiprid wettable powder, 15% acetamiprid EC spray.

12. Snail: 6% tetraacetaldehyde granules.