Land use and soil erosion in the upper reaches of the Yangtze River: some socio-economic considerations on China's Grain-for-Green Programme [0.03%]
长江上游地区的土地利用与土壤侵蚀:关于中国“退耕还林”工程的一些社会经济考量
H. L. Long; G. K. Heilig; J. Wang; X. B. Li; M. Luo; X. Q. Wu; M. Zhang
H. L. Long; G. K. Heilig; J. Wang; X. B. Li; M. Luo; X. Q. Wu; M. Zhang
G. Gisladottir; M. Stocking
G. Gisladottir; M. Stocking
Land degradation, stocking rates and conservation policies in the communal rangelands of Botswana and Zimbabwe [0.03%]
博茨瓦纳和津巴布韦社区牧场的土地退化、放牧率与保护政策
N. O. J. Abel; P. M. Blaikie
N. O. J. Abel; P. M. Blaikie
D. de la Rosa
D. de la Rosa
The Iucn Sahel studies 1989, edited by M Norton Griffiths and P. Rydén. IUCN Publishing Services Unit, Cambridge, 1989. ISBN 2 88032 977 9 (English version), 288032 978 7 (French version), £12.50 (paperback), xxii + 152 pp. [0.03%]
国际自然保护联盟萨赫勒地区研究,1989年版,由M·诺顿·格里菲斯与P·雷登主编。国际自然保护联盟出版服务部,剑桥,1989年。ISBN 2 88032 977 9(英文版),288032 978 7(法文版),12.50英镑(平装本),共xxii + 152页。
H. R. J. Davies
H. R. J. Davies
Changes in hydrology, sediment loss and microtopography of a vegetated mine waste rock dump impacted by fire [0.03%]
植被覆盖的矿山废石堆在火灾影响下的水文变化、泥沙流失及微地貌特征变化
K. G. Evans; M. J. Saynor; G. R. Willgoose
K. G. Evans; M. J. Saynor; G. R. Willgoose
Editor's foreword [0.03%]
编辑序言
C. J. Barrow
C. J. Barrow
Shifting cultivation in the mountains of South and Southeast Asia: regional patterns and factors influencing the change [0.03%]
南亚和东南亚山区的轮作耕种:区域模式及影响变化的因素
G. Rasul; G. B. Thapa
G. Rasul; G. B. Thapa