CAJ | 학술논문

国槐木虱（Cyamophila willieti Wu）在关中中部地区发生危害,造成国槐生长不良,严重影响其观赏价值。该虫主要危害当年生嫩叶、嫩枝,4月底至5月下旬为第一代若虫危害高峰期;种群数量大,树冠南方位数量最高;世代重叠。在若虫盛发初期喷洒40%氧化乐果乳油或50%久效磷乳油1000～1500倍液等,或保护利用瓢虫、草蛉等天敌措施,控制其危害。
국괴목슬（Cyamophila willieti Wu）재관중중부지구발생위해,조성국괴생장불량,엄중영향기관상개치。해충주요위해당년생눈협、눈지,4월저지5월하순위제일대약충위해고봉기;충군수량대,수관남방위수량최고;세대중첩。재약충성발초기분쇄40%양화악과유유혹50%구효린유유1000～1500배액등,혹보호이용표충、초령등천활조시,공제기위해。
Cyamophila willieti Wu. often occurs in the center region of Shaanxi, attacking shoots and young leaves of Sophora japonica. The peak of first generation nymphae is from the late April to mid- dle of May, with nymphae population density biggest in the south crown. At this period, spray 40% Omethoate Ec or 50% Monocrotophos and water in a proportion of 1 : 1000--1500 can be effective. Or biological control applies through protecting natural enemy, such as Ladybird Beetle.