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活性有机质有关指标及其与土壤养分关系研究进展
王永生 杨世琦
A review of the indexes of active soil organic matter and the relationship with soil nutrients
中国农学通报 . 2010, (14): 197 -203 .  DOI: 10.11924/j.issn.1000-6850.2010-0367