玉米耕葵粉蚧是80年代末发现的一种新害虫,2001年在任丘市首次发现。其主要危害玉米、小麦,其次是高梁、谷子等禾本科作物及杂草。主要以雌成虫及若虫在近地面的叶鞘内及根、根茎部刺吸寄主的汁液,密集为害,轻者使受害植株的茎叶发黄,生长缓慢,重者使植株矮小细弱,下部叶片干枯或根基部变粗,不能结实,严重减产。 Corn acacia mealybug was found in the late 1980s as a new pest and was first discovered in Renqiu City in 2001. Its main harm to corn, wheat, followed by sorghum, millet and other grasses and weeds. Mainly to female adults and nymphs in the ground near the leaf sheath and roots and rhizomes thorn sucking the host juice, intensive damage, the light so that victims of the plant leaves yellow, slow growth, the more the plant dwarf weak, the lower leaves dry Or the base of the thicker, not strong, serious cut.