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通过系统观察研究,基本摸清了槐花球蚧在甘肃临夏的发生范围及危害程度,确定出槐花球蚧的最佳防治适期是在5月下旬至6月上旬若虫期;筛选出2.2%甲氨基阿维菌素苯甲酸盐ME 0.001 1%药液等5种有效药剂及适用浓度。
Through systematic observation and study, the scope and degree of harm of Acanthus plutellae in Linxia of Gansu Province were basically ascertained, and the best prophylaxis and control period was found in late May to early June in Nymph stage. 2.2 % Emamectin benzoate ME 0.001 1% liquid and other five kinds of effective agents and the applicable concentration.