The Pesticide Effect and Indoor Poisonous Test of on The Four Pesticide on Larva of Trogoderma variabile

An indoor experiment was carried out on the toxicities and control effects of 4 pesticides on the larva of Trogoderma variabile.The results showed that the lethoal doses(LD50) for pesticide Jinglu No.1,24.5% abamectin petroleum oil,20% fenvalerate,and avermectin 2.0 were 1.78×10-3 μg,3.56×10-3μg,7.03×10-3μg,and 32.90×10-3 μg per larva respectively;the average mortalities of the first three pesticides were 89%,82% and 78% respectively,indicating satisfactory control effects for these three pesticides.