XU Xing-Liang, OUYANG Hua, PEI Zhi-Yong and ZHOU Cai-Ping. Fate of 15N Labeled Nitrate and Ammonium Salts Added to an Alpine Meadow in the Qinghai-Xizang Plateau, China[J]. J Integr Plant Biol, 2003, 45(3): 276-281.
XU Xing-Liang, OUYANG Hua, PEI Zhi-Yong and ZHOU Cai-Ping. Fate of 15N Labeled Nitrate and Ammonium Salts Added to an Alpine Meadow in the Qinghai-Xizang Plateau, China[J]. J Integr Plant Biol, 2003, 45(3): 276-281.