Relationships between Tobacco Leaf δ13C and Physiological Characteristics Effects of N and P additions on foliar stoichiometry and photosynthetic characteristics of Potentilla fruiticosa Leaf functional traits of four typical forests along the altitudinal gradients in Mt. Shennongjia Leaf morphology and photosynthetic characteristics of seedlings of a deciduous and an evergreen broad-leaved species under different light regimes in subtropical Relationships of Key Leaf Traits of 16 Woody Plant Species in Low Subtropical China Intraspecific Functional Trait Variation in a Tree Species (Lithocarpus dealbatus) along Latitude Seasonal change of leaf morphological traits of six broadleaf seedlings in South China A review of research on responses of leaf traits to climate change Stable carbon isotope composition of tobacco leaves in different ecological regions