1 统一原种的概念和标准关于原种的概念问题,我国一直没有明确的规定,人们对“原种”一词的理解,也不尽一致。多数人从遗传学的角度认为,原种即是保持原品种一定的基因型和表现型的种子。但在流通和经营过程中,大多种子公司将用提纯复壮的方法生产的种子标为原种,实行高比价加成,而由育种者原始种子繁殖的种子,却往往标为普种等级,实行低比价加 The concept and standards of a unified species The concept of a species of the original issue, our country has not been clearly defined, people “original species ” understanding, are not the same. Most people think from a genetic point of view, the original species that is to maintain the original varieties of certain genotypes and phenotypic seeds. However, during the process of circulation and operation, most of the seed companies labeled the seeds produced by the method of purification and rejuvenation as original seeds and implemented high-price additions. The seeds bred by the breeders’ original seeds were often labeled as universal grades and implemented Low price plus