Control methods of Ginseng Grey Weevil

The big gray weevil, also known as the weevil and Tula donkey, is 9-12 mm long, grayish yellow or grayish black and densely covered with gray-white scales. The head and beak are densely covered with golden glowing scales. The pests occurred this year mainly feed on young stems and leaves on the surface during seedling emergence, causing great harm. After being alarmed, he pretended to die and landed on the ground in the early morning and evening. Close attention should be paid to seed germination and seedling stage (late April). Control method: the adults were captured and killed manually before 9 o'clock or after 16:00 by using the clustering and pseudo-death of the insect. Spraying 40% acephate EC or 50% malathion EC and 40% omethoate EC 1000 times in the evening has high control effect. The adults were captured and killed manually before 9 o'clock or after 16:00 by using the clustering and pseudo-death of the insect.