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为了解30%灭铃光乳油对棉铃虫的田间药效,我们于1997年7月30—8月7日在吐鲁番市薪炭林棉田进行了“30%灭铃光乳油防治棉铃虫田间药效示范试验。现将示范试验情况整理如下。
In order to understand the field efficacy of 30% berlin against cotton bollworm, we conducted a field trial of ”30% berlin photoperiod to control field efficacy of bollworm in the fuelwood forest in Turpan City from July 30 to August 7, 1997 Demonstration test The demonstration test situation is now organized as follows.