甲基溴是一种优良的燻蒸剂,可以燻杀棉籽越冬红蛉虫,效率可达100％,而对棉籽的发芽并无下良影响。对于杀死其它农作物害虫如菓树害虫、土壤中的线虫及粮食仓库中的害虫的效力如何,正在进行试验。甲基溴对高等动物的毒性很低,所以人们使用起来很安全方便。根据在苏北棉区的试验,用价值104元的甲基溴就 Methyl bromide is an excellent fumigant that can smother the red-winged cottonseed, which can reach 100% efficiency without any adverse effect on cottonseed germination. Testing is underway for killing other crop pests if they are pests of tree pests, nematodes in soil and pests in food warehouses. Methyl bromide has low toxicity to higher animals, so people are safe and convenient to use. According to the test in the northern Jiangsu area, worth 104 yuan of methyl bromide