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玉米种子的纯度检测是我们种子检验项目上的难题,因为我们的纯度检验主要靠生产中的田间检验,而对怀疑的种子批只能等南繁或下一个种植季节的田间鉴定,从而严重地制约了种子的生产与使用,甚至导致种子的积压报废,管理费用加大,而田间鉴定的缺点是,一个品种单位面积的鉴定周期长,需100d左右,费用大,几百元至千元,需专人进行田间管理。
Purity testing of maize seeds is a dilemma in our seed testing program because our purity testing is mainly based on field tests in production and the suspected batch of seeds can only be field-identified in the South or next planting season and thus severely Restricting the production and use of seeds, and even lead to the backlog of seeds scrapped, management costs increase, and shortcomings of the field appraisal, a variety of unit area identification period is long, about 100d, the cost of a few hundred to thousand yuan, Need someone to field management.