期刊论文

Effects of Nitrogen Application Rates on Yield and Nitrogen Use Efficiency of Super Hybrid Rice Y-liangyou 900

中文

作物杂志

1001-7283

2023

02

126-130

10.16035/j.issn.1001-7283.2023.02.018

国家重点研发计划课题（2016YFD0300509）；

本校为第一机构

为探明施氮量对超级杂交稻Y两优900产量形成与氮肥利用的影响,于2020-2021年在湖南省浏阳市开展大田试验,研究不同施氮量(N0:0kg/hm2;N1:120kg/hm2;...展开更多 为探明施氮量对超级杂交稻Y两优900产量形成与氮肥利用的影响,于2020-2021年在湖南省浏阳市开展大田试验,研究不同施氮量(N0:0kg/hm2;N1:120kg/hm2;N2:180kg/hm2;N3:240kg/hm2)处理下Y两优900的产量以及氮肥利用率差异。结果表明,Y两优900在N2处理下2年产量分别为8.77和8.82t/hm2,高于N0和N1处理,与N3处理差异不显著。穗数和穗粒数在各施肥处理间无显著差异,结实率在N2处理下高于其他2个处理,千粒重有随着施氮量增加而增加的趋势。N2处...

In order to explore yield formation characteristics and nitrogen use efficiency of super hybird rice Y-liangyou 900 differing in nitrogen fertilizer treatments,field experiment were conducted in Liuyang,Hunan with four nitrogen application treatments,N0(0kg/ha),N1(120kg...MORE In order to explore yield formation characteristics and nitrogen use efficiency of super hybird rice Y-liangyou 900 differing in nitrogen fertilizer treatments,field experiment were conducted in Liuyang,Hunan with four nitrogen application treatments,N0(0kg/ha),N1(120kg/ha),N2(180kg/ha),N3(240kg/ha)in 2020-2021.The resul...