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介绍了采用整株施药法、单叶空白施药法、单叶正面涂药法对吡虫啉等四种杀虫剂进行了防效及内吸作用评价。
The effects of four pesticides, imidacloprid and imidacloprid, on the control of systemic insecticide were evaluated using whole plant application method, blank leaf application method and single leaf front application method.