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不同药剂品种筛选和不同用药 (液 )量对蚜虫防效试验表明 ,冬季油菜蚜虫防治以蚜虱净、甲胺磷等内吸性药剂 ,在低温环境下效果较好 ,其用药量及用水量应在常规用量的基础上提高 1倍 ,才能起到较好的防效
The results showed that in winter, aphids were controlled by aphids such as imidacloprid and methamidophos, which were effective in low temperature environment. The dosage and water consumption Should be increased by 1 times on the basis of the conventional amount, in order to play better control effect