Continuous plastic-film mulching increases soil aggregation but decreases soil pH in semiarid areas of China

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• 作者：Lin Wang ; Xiao Gang Li ; ^{lixg2002@hotmail.com} ; ^{lixiaogang@lzu.edu.cn} ; Jieting Lv ; Taotao Fu ; Qiujin Ma ; Wenyuan Song ; Yong Peng Wang ; Feng-Min Li
• 关键词：Maize ; Root biomass ; Water-stable aggregates ; Bulk density ; Soil acidification ; Soil warming
• 刊名：Soil and Tillage Research
• 出版年：2017
• 出版时间：April 2017
• 年：2017
• 卷：167
• 期：Complete
• 页码：46-53
• 全文大小：1167 K
• 卷排序：167

文摘

Applying plastic mulch increased soil aggregation in maize cropping systems. Greater root and microbial activities responded to the increased aggregation. The plastic mulch slightly decreased soil pH. An increase in nitrate was responsible for the decreased soil pH.