杂草籽实的鉴定方法探讨关书琴，沈建成，印丽萍，徐国强（上海动植物检疫局２０００３２）近年来，随着我国对外贸易的发展，进出口货物的数量、种类也在增加，其中常夹杂杂草籽实，如烟草、羊毛、蔬菜种子，均发现其中混杂有杂草籽实，并且有些是我国对外检疫危险性杂草... In recent years, with the development of foreign trade of our country, the quantity and types of imported and exported goods are also increasing. Among them, often mixed Weed seeds, such as tobacco, wool, vegetable seeds, were found to be mixed with weed seeds, and some are foreign quarantine dangerous weeds ...