Nitrogen and phosphorus stoichiometric homoeostasis in leaves of dominant sand-fixing shrubs in Horqin Sandy Land, China
NING Zhi-Ying, LI Yu-Lin, YANG Hong-Ling, ZHANG Zi-Qian
Chin J Plant Ecol . 2019, (1): 46 -54 .  DOI: 10.17521/cjpe.2018.0100