检定小麦种子的品种纯度是解决因小麦品种混杂、成熟早晚不一致而减产问题的主要关键。过去检定麦种纯度最可靠的方法,就是到田里去划片检定(品种纯度田间检定);至于打场后,凭麦种的粒型,色泽来区别品种,就是最有经验的人,也难能识别其真伪,所以,今天从事粮食、种子、农业等方面的业务人员,共同认为小麦品种纯度检定是工作中的困难技术问题,假如能解决这个问题,就能掌握和防止大量小麦种子拨用后可能发生的落粒。早收(防止落粒 Verifying the purity of wheat seeds is the main key to solve the problem of yield reduction due to the inconsistence of wheat varieties and the maturity of wheat varieties. Past the most reliable method of testing the purity of wheat is to go to the field to dicing test (variety purity field test); as playing field, with wheat grain size, color to distinguish between varieties, is the most experienced people, also Difficult to identify its authenticity, therefore, engaged in food, seeds, agriculture and other aspects of business people today jointly believe that the purity of wheat varieties test is a technical difficulty in the work, if we can solve this problem, we can master and prevent a large number of wheat seeds Drops may occur after dialing. Early harvest (to prevent falling