不同碳氮有机物料对有机菜田土壤细菌多样性的影响

杨昊, 张瑞, 叶俊, 蔡保松, 黄丹枫

Effect of Bacterial Community Structure Diversity with Different Carbon and Nitrogen Organic Materials Treatments in Organic Vegetable Soil

Hao YANG, Gonzalez Perez Pablo, Rui ZHANG, Jun YE, Bao-song CAI, Dan-feng HUANG

表1 供试土壤基本理化性质

Tab.1 The properties of the tested soils

土壤类型 Soil type pH 全碳/ (g kg-1) Total C 全氮/ (g·kg-1) Total N C / N 可溶性有机氮 / (mg·kg-1) SON 硝态氮/ (mg·kg-1) Nitrate 铵态氮/ (mg·kg-1) Ammonium 微生物量碳/ (mg·kg-1) MBC 微生物量氮/ (mg·kg-1) MBN 有机土壤 Organic soil 6.80±0.13 26.2±3.4 3.1±0.03 8.4±1.1 94.6±9.6 42.06±7.78 3.35±0.37 75.6±13.1 18.5±3.8 常规土壤 Conventional soil 7.10±0.09 19.2±2.5 2.2±0.05 8.7±1.0 59.1±6.4 68.88±13.60 3.71±0.39 65.2±13.7 7.9±1.4