搜索筛选:
搜索耗时0.0781秒,为你在为你在102,285,761篇论文里面共找到 4 篇相符的论文内容
发布年度:
Estimating total nitrogen deposition in agroecosystems in northern China during the wheat cropping s
[期刊论文] 作者：ChunE HE,XueJun LIU,Christie P,
来源：黑龙江科技信息 年份：2010
本文通过对荣华二采区10...
Nitrogen deposition as an important nutrient from the environment and its impact on ecosystems in Ch
[期刊论文] 作者：XueJun LIU,Ling SONG,ChunE HE,,
来源：黑龙江科技信息 年份：2010
本文通过对荣华二采区10...
Nitrogen deposition as an important nutrient from the environment and its impact on ecosystems in Ch
[期刊论文] 作者：XueJun LIU,Ling SONG,ChunE HE,,
来源：干旱区科学 年份：2004
As an example of atmospheric nitrogen (N) deposition,the paper summarizes the definition,form and amount of nutrient from the environment (NFE) and the relation...
Estimating total nitrogen deposition in agroecosystems in northern China during the wheat cropping s
[期刊论文] 作者：ChunE HE,XueJun LIU,Christie P,
来源：干旱区科学 年份：2004
Atmospheric nitrogen (N) deposition has been poorly documented in northern China, an in-tensive agricultural and industrial region with large emissions of NHx a...
相关搜索：
