Does organic farming accumulate carbon in deeper soil profiles in the long term?

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• 作者：Humberto Blanco-Canqui ; ^{hblanco2@unl.edu} ; Charles A. Francis ; Tomie D. Galusha
• 关键词：Conventional farming ; Diversified rotation ; Green manure ; Cattle manure ; Soil organic C ; Organic farming ; Particulate organic matter
• 刊名：Geoderma
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：288
• 期：Complete
• 页码：213-221
• 全文大小：393 K
• 卷排序：288

文摘

Organic farming increased soil C pool only in the upper 15 cm depth after > 20 yr. Organic rotations with cattle and green manure increased soil C pool by 10% to 15%. Organic farming increases near-surface particulate organic matter concentration.