怎样种植杂交玉米种子纯度鉴定圃辽宁省昌图县种子公司都佩金１样品采集：秋天种子入库前到制种基地，以组为单位，将下年进行用间种植鉴定质量的样品留足。每个样品不少于１０００～对照自交系应选纯度高的种子。将收集的种子按品种来源编上密码登记上册，样品袋内外加密... How to grow hybrid corn seed purity identification nursery Changtu County, Liaoning Province seed companies are Peijin 1 sample collection: before the autumn seed storage base to seed, the group as a unit, the next year to identify the quality of the sample with the plant stay foot . Not less than 1000 per sample control inbred lines should be selected high purity seeds. The seeds collected will be compiled according to the source code compiled on the code book, sample bag inside and outside encryption ...