EN中文
APPLICATION AND ASSESSMENT OF RESOURCES SAVING AGROTECHNIQUES IN THE SEMIARID LOESSAL HILLY AND GULLY REGIONS OF DINGXI
YANG Jianshe, XIN Naiquan
JOURNAL OF NATURAL RESOURCES . 1998, (3): 206 -213 .  DOI: 10.11849/zrzyxb.1998.03.003