Effects of irrigation and addition of nitrogen fertiliser on net ecosystem carbon balance for a grassland

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• 作者：Gabriel Y.K. Moinet^a ; ^b ; ^{moinetg@landcareresearch.co.nz} ; Ellen Cieraad^a ; ^c ; Matthew H. Turnbull^b ; David Whitehead^a
• 关键词：Ecosystem carbon balance ; Irrigation ; Nitrogen ; Grassland
• 刊名：Science of The Total Environment
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：579
• 期：Complete
• 页码：1715-1725
• 全文大小：1080 K
• 卷排序：579

文摘

The components of net ecosystem carbon balance (NB) were measured seasonally. The effects of irrigation and nitrogen addition were determined in the first year. Irrigation and nitrogen increased productivity with no effects on NB. The grassland remained a net carbon source despite increases in primary production.