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根据田间试验结果,报道了小菜蛾合成性信息素连续使用的有效期、甘蓝等4种场所的诱蛾效果,以及在甘蓝不同生育期诱捕器设置的适宜高度。
According to the results of field trials, the effective duration of continuous use of synthetic pheromone in Plutella xylostella, the lure of cabbage in four kinds of locusts and the appropriate height of traps in different growth stages of cabbage were reported.