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1958年5、6月间笔者曾在宜汉的双河、方斗、洋烈等处进行豌豆象(Bruchus pisorum L.)防治工作,兹将有关防治技术的一些经验整理如下,供作参考。 1.氯化苦(CCl_3NO_2)薰蒸
In May and June 1958, I conducted the prevention and control work of Bruchus pisorum L. in Shuanghe, Fangdou and Yanglie in Yihan. I hereby give some reference to the experience of prevention and control technology as follows. 1. Chloropicrin (CCl_3NO_2) fumigation