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Effect of Simulated N Deposition on Soil Exchangeable Cations in Three Forest Types of Subtropical C
[期刊论文] 作者：LU Xian-Kai,MO Jiang-Ming,P.GU,
来源：土壤圈：英文版 年份：2009
The effects of simulated nitrogen(N)deposition on soil exchangeable cations were studied in three forest types of subtropical China.Four N treatments with three...
Effect of Simulated N Deposition on Soil Exchangeable Cations in Three Forest Types of Subtropical C
[期刊论文] 作者：LU Xian-Kai,MO Jiang-Ming,P.GUNDERSERN,ZHU Wei-Xing,ZHOU Guo-Yi,LI De-Jun,ZHANG Xu,
来源：城市道桥与防洪 年份：2009
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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