近些年,河南省特别是豫西北地区杨树上草履蚧危害严重,致使部分大树树势衰弱,生长量锐减;更有甚者,由于草履蚧遍布树体树干缝隙、梢部幼嫩处刺吸汁液,分泌油状蜡液,造成5、6年生的大树成片死亡。草履蚧,在焦作地区多为害核桃树、柿树、梨树、苹果树、椿树特别是香椿等林果 In recent years, Henan Province, especially in northwestern Henan Province, poplar grass on the grasshopper serious harm, resulting in some tall trees weakness, growth dropped sharply; what is more, due to the grass Kuwana throughout the tree trunks gap, tender tip Suction Suction juice, secretion of oily wax liquid, resulting in 5,6-year-old tree died. Carassius auratus, more harmful in Jiaozuo walnut trees, persimmon, pear, apple, toon, especially toon and other fruits