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Long-Term Impact of Soil Management on Microbial Biomass C, N and P in Rice-Based Cropping System

作  者:
Gao Yajun;Huang Dongmai;Zhu Peili
单  位:
关键词:
fertilization;microbial biomass c;n and p;tillage management
摘  要:
A 12-year field experiment was conducted to investigate the effectof different tillage methods and fertil- ization systems on microbialbiomass C, N and P of gray fluvo-aguic soil in rice-cropping system.Five fertilization treatments were designed under conventionaltillage(CT)or no tillage(NT)system: no fertilizer (CK); chemicalfertilizer only(CF); combining chemical fertilizer with pigmanure(PM); combining chemical fertilizer with crop straw(CS)andfallow(F).

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