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玉米杂交种纯度小区种植鉴定是目前鉴定玉米杂交种纯度最准确、最可靠的办法。即利用大棚对市场销售的玉米杂交种进行当地异季种植,根据品种描述判定其品种真实性,及鉴定种子样品纯度是否符合国家规定标准或种子标签标注值的要求。近几年山东省统一安排部署对各地种子经营户所经营的玉米杂交种进行大棚种植鉴定。薛城区共有种子经营户二百余家,经营玉米品种达100余种,分别抽取有代表性的品种达60余种入棚进行种植鉴定,现总结如下。
Purity identification of maize hybrids Planting identification is the most accurate and reliable method for identifying maize hybrids. That is, the greenhouse is used for planting the offspring of maize hybrids on the market, determining the authenticity of the cultivars according to the description of the cultivars, and determining whether the purity of the seed samples meets the requirements of national standards or seed label values. In recent years, Shandong Province unified arrangements for the deployment of seed operators throughout the operation of corn hybrids greenhouse cultivation identification. Xuecheng District, a total of more than 200 seed households, operating more than 100 varieties of corn varieties, respectively, a representative of the species extracted more than 60 kinds of planting shed identification, are summarized as follows.