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Interaction effect of nitrogen form and planting density on plant growth and nutrient uptake in maiz
[期刊论文] 作者:WANG Peng,WANG Zhang-kui,SUN X,
来源:农业科学学报:英文版 年份:2019
High planting density is essential to increasing maize grain yield.However,single plants suffer from insufficient light under high planting density.Ammonium(NH4...
Interaction effect of nitrogen form and planting density on plant growth and nutrient uptake in maiz
[期刊论文] 作者:WANG Peng,WANG Zhang-kui,SUN X,
来源:城市道桥与防洪 年份:2019
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
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