volume 47 issue 3 (june 2013) : 185-191
EFFECTS OF CONSECUTIVE TURNOVER OF GREEN MANURE AND N FERTILIZER ON SOIL MICROBIAL BIOMASS AND ENZYME ACTIVITY IN TOBACCO-PLANTED FIELD
1Tobacco College Agronomy Department of Henan Agricultural University,
National Tobacco Cultivation and Physiology and Biochemistry Research Centre, Zhengzhou 450 002, China