Leaf age modulates physiological and metabolic responses to contrasting nitrogen forms in Chinese fir (Cunninghamia lanceolata (Lamb.) Hook)
Wenyang Fu, Yali Zhang, Wanting Yu, Zhongwei Zhang, Shu Yuan, Guangdeng Chen, Jian Zeng
This study examines how leaf age affects physiological and metabolic responses to ammonium and nitrate in Chinese fir, showing age-dependent strategies for nitrogen utilization.
bioRxiv · Feb 26, 2026 · PreprintPlant Biology