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li ming bu yu xi kuo fan zong jie
Pages: 27-29
Year: Issue:  1
Journal: Reclaiming and Rice Cultivation

Keyword:  不育系父母本一期父本结实率扩繁速效肥有机质含量花期相遇杂交稻杂交种;
Abstract: <正> 我场位于营口县中部,大石桥西15华里,土壤肥沃,有机质含量高。采用上游山区、河水灌溉,供肥以速效肥为主。为推广普及杂交稻,今年承担营口市种子公繁司扩繁黎优57杂交种亲本黎明 A 与 B140亩。总产黎明 A42.000斤,纯面积100亩,平均亩产420斤,黎明 B 总产30.000斤。黎明 A初步田间鉴定杂交株率达0.43%,达到了予期指标。
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