品种资源研究的重要任务之一,即广泛地将散在农家的地方资源材料,全面或大部分地征集起来,加以种植、整理与研究,从而澄清其种质资源(即品种资源)的数量、质量、分布、特点和演化关系,以及利用价值,进而加以保存和利用. One of the important tasks of the research on variety resources is to extensively or mostly collect the local resources scattered in the farms, plant them, sort them out and study them so as to clarify the quantity and quality of their germplasm resources (ie variety resources) , Distribution, characteristics and evolution relations, as well as the use of value, and then to save and use.