Effects of nitrogen addition on soil physico-chemical properties and enzyme activities in desertified steppe

To investigate the impacts of nitrogen (N) enrichment on soil physico-chemical property and soil enzyme activities in desert ecosystems, a field experiment by adding N at 0, 1.75, 3.5, 7, or 14 g N x m(-2) a(-1) was conducted in a temperate desert steppe in the southeastern fringe of the Tengger Des...

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Veröffentlicht in:	Ying yong sheng tai xue bao 2014-03, Vol.25 (3), p.664-670
Hauptverfasser:	Su, Jie-Qiong, Li, Xin-Rong, Bao, Jing-Ting
Format:	Artikel
Sprache:	chi
Schlagworte:	Chemical Phenomena Desert Climate Enzymes - chemistry Grassland Hydrogen-Ion Concentration Nitrogen - chemistry Soil - chemistry Water
Online-Zugang:	Volltext
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