本试验系本研究工作的第二部分,试验方法与第一部分的氯化苦对九种农作物种籽的薰蒸及发芽試驗完全相同,但作物种籽則增加了一种水稻(早稻),共計十种。所使用的二氯乙烯系自苏联进口(現国內已有制造),純度极高,使用剂量及薰蒸时间以上海市粮食油脂公司所属仓库所常用的能达100％杀虫率的剂量与时間为标准,即每立方米为45克,薰蒸时间为72 This experiment is the second part of the research work, the test method and the first part of the chloropicrin fumigation and germination of nine kinds of crop seeds are identical, but the crop seed is added a rice (early rice), total Ten kinds. Dichloroethene used is imported from the Soviet Union (now in the country), with high purity. The dosage and fumigation time are based on the dosage of 100% insecticidal rate commonly used in the warehouse owned by Shanghai Grain and Oil Company Time is standard, that is 45 grams per cubic meter, fumigation time is 72