How to control root-knot nematodes has become a prominent problem in production, and it’s difficult to eradicate. Its occurrence is increasing year by year. The outputloss is up to 30%-50%, and the seriousness is over 70%.
Many current orchards have serious soil pollution, lack of organic matter, reduced beneficial bacteria, destruction of microorganisms, and proliferation of nematodes.Face the problem of control nematodes.
The number of nematodes in the soil is abundant and varied. Soil nematodes are widely distributed in all types of soils. The number of nematodes in different soil depths is different. In the 10-20 cm soil layer, soil nematodes distribute most.