Effects of soil C:N on growth and distribution of nitrogen and carbon of Malus hupehensis seedlings
GE Shun-Feng,XU Hai-Gang,JI Meng-Meng,JIANG Yuan-Mao
Chin J Plant Ecol . 2013, (10): 942 -948 .  DOI: 10.3724/SP.J.1258.2013.00097