不同施氮量对A_N值法估计固N_2的影响
马昌磷;姚允寅;周志祥;刘晓兰;陈明;
EFFECT OF DIFFERENT RATES OF NITROGEN APPLIED ON ESTIMATES OF NITROGEN FIXATION BY USING AN-VALUE METHOD
Ma Chang-lin Yao Yun-yin Zhou Zhi-xiang Liu Xiao-lan Chen Ming (Istitute for App
J4 . 1987, (01): 48 -53 .  DOI: 10.11869/hnxb.1987.01.0048