【摘要】 中国迈向 2 1世纪的农作物种子生产程序和种子类别的确立 ,应遵循以育种者种子为种源基础 ,运用重复繁殖技术路线 ,对种子进行限代繁殖等原则 ,以适合中国种子现代化特点 ,并与国际先进技术接轨。建议采用育种者种子→原原种→原种→良种四级程序。并逐步建立以“株系循环法”技术为基础的保种圃和“低温低湿库”双重保种制度更多还原

【Abstract】 China crop seed production procedures and seed classification in the 21st century should take breeder′s seed as seed source,apply repeated reproduction technique.It suggested applying 4 stage procedures of Breeder′s Seed→Foundation Seed→Registered Seed→Certified Seed,establishing protection nursery based on technique of"plant line crok method"and double protection system based on"low temperature and low humidity stores".更多还原