Study on Regulars of Decompostion and Nutrients Releasing of Green Manure Ploughed in Cotton Field in North Plain of China
NING Dong-feng, MA Wei-ping, SUN Wen-yan, LI Zhi-jie, WANG Lai-qing, CAO Wei-dong
ACTA AGRICULTURAE BOREALI-SINICA . 2011, (6): 164 -167 .  DOI: 10.7668/hbnxb.2011.06.032