EN中文
EVALUATION OF THE NATURAL PRODUCTIVITY POTENTIAL OF THE DRY FARMING ON THE LOESS PLATEAU AND DISCUSSION OF THE OUTLET OF THE DRY FARMING
Zhang Qinwen, Shang Zhibin, Xu Jiquang
JOURNAL OF NATURAL RESOURCES . 1989, (1): 4 -11 .  DOI: 10.11849/zrzyxb.1989.01.002