EFFECTS OF SOIL NITROGEN LEVELS ON MORPHOLOGY, BIOMASS ALLOCATION AND PHOTOSYNTHESIS IN AGERATINA ADENOPHORA AND CHROMOLEANA ODORATA
WANG Man-Lian, FENG Yu-Long
Chin J Plant Ecol . 2005, (5): 697 -705 .  DOI: 10.17521/cjpe.2005.0093