Vegetable root-knot nematode disease is a devastating soil-borne disease, and its occurrence and spread seriously affect the production of vegetables. The author has provided practical knowledge for the prevention and control of root-knot nematodes in Shouguang City in recent years and provided knowledge for prevention and treatment of root-knot nematode diseases. :
First, control the source of infection and block the route of transmission. Do not take the soil from the affected area. Before the site is turned up, the farm machinery should be cleaned as much as possible. Do not move the seedlings into the infected area. Do not divert water from the affected area.
Second, serious wards and vegetables, pepper and other anti-nematode vegetable rotation, can significantly reduce the incidence.
Third, pay attention to the removal of field amaranth, dandelion, Xanthium and other root-knot nematode weeds.
Fourth, clean the ground before turning the floor. The Beinong Fufuding No. 1 can be used to evenly spray the ground at a rate of 6 bottles per acre, followed by turning the floor. After turning the floor, spray it again with the same amount and spray it to make it smooth. It can also be used twice at Beifufuding 2nd. In the cultivated plots, the method of irrigating the roots can be adopted by diluting 1:1000 with Beinong Aifuding No. 1 (or 1:500 dilution with Beinong Aifuding No. 2) and then watering the plants. Roots, 150 g -350 g of liquid per strain. It is also possible to irrigate 200 ml of Beifenfufuding No. 1 1000-fold dilution or Beinongfufuding No. 2 500-fold dilution 200ml in the colonization hole and then colonize.
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