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本文通过总结在青海省东部农业区的民和玉米杂交种制种基地所进行的玉米杂交种制种技术的各项技术研究。提出了玉米杂交种“丹玉１３”在青海制种的若干关键技术措施，为今后玉米杂交种“丹玉１３”在我省大面积开展制种工作提供技术依据。
This paper summarizes the various techniques of seed production of maize hybrids in the breeding base of maize and maize in the agricultural area in the eastern part of Qinghai Province. Proposed some key technical measures for seed production of maize hybrid Dan Dan 13 in Qinghai and provided the technical basis for future maize hybrid Dan Dan 13 in large-scale seed production in our province.