NGPE and NHI were significantly positively associated with seed setting rate, grain weight per plant and effect panicle per plant.
氮素籽粒产量利用率、氮素收获指数与结实率、单株籽粒重和单株有效穗数均呈极显著正相关。
Morever, at mature stage, QTLs for GY, rice straw nitrogen content, grain nitrogen content, NGPE were located at 22.4 ~ 23.6 on chromosome 8;
第8染色体22.4 ~ 23.6位点上检测到成熟期影响稻谷产量、稻草氮素含量、稻谷氮素含量和氮素籽粒生产效率等性状的QTL；
It was also showed that the nitrogen content in rice grain had very significantly negative correlation with NHI, NDMPE, and NGPE, while had no significant correlation with hi.
氮素积累量与收获指数和氮收获指数呈极显著正相关关系，而与氮素干物质生产效率呈极显著负相关，与氮素籽粒生产效率相关不显著。
Furthermore, the results of correlation and path analysis show that nitrogen dry matter production efficiency (NDMPE), grain weight and nitrogen content are significantly correlated to NGPE.
经相关和通径分析，氮素干物质生产效率、粒重及氮含量与氮素子粒生产效率显著相关。
Furthermore, the results of correlation and path analysis show that nitrogen dry matter production efficiency (NDMPE), grain weight and nitrogen content are significantly correlated to NGPE.
经相关和通径分析，氮素干物质生产效率、粒重及氮含量与氮素子粒生产效率显著相关。
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