长期不同培肥处理对土壤有机氮组分及氮素矿化特性的影响
王媛,周建斌,杨学云
Effects of Different Long-Term Fertilization on the Fractions of Organic Nitrogen and Nitrogen Mineralization in Soils#br#
WANG Yuan,ZHOU Jian-bin,YANG Xue-yun
中国农业科学 . 2010, (6): 1173 -1180 .  DOI: 10.3864/j.issn.0578-1752.2010.06.009