作者:
机构:
来源:JOURNAL OF INTEGRATIVE AGRICULTURE
关键词:
apparent nitrogen balance
grain yield
nitrogen agronomic efficiency
nitrogen loss
soil nitrogen accumulation
年份:2014
作者:
机构:
来源:JOURNAL OF INTEGRATIVE AGRICULTURE
关键词:
apparent nitrogen balance; grain yield; nitrogen agronomic efficiency; nitrogen loss; soil nitrogen accumulation
年份:2014