Extinction or adaptation? Three decades of change in shifting cultivation in Sarawak, Malaysia [0.03%]
灭绝还是适应?马来西亚砂拉越轮作农业三十年的变迁
T. S. Hansen; O. Mertz
T. S. Hansen; O. Mertz
Desertification: Natural background and human mismanagement, 2nd edn., M. Mainguet. Springer, Berlin, 1994. ISBN 3 540 57746 7 2 (Springer study edn.), sFR 94.50 (hardcover), xiv + 314 pp [0.03%]
荒漠化:自然背景与人为管理不当,第二版,M. 马昂盖著。施普林格出版社,柏林,1994年。ISBN 3 540 57746 7 2(施普林格研究版),瑞士法郎94.50元(精装),xiv + 314页
C. J. Barrow
C. J. Barrow
Soil degradation by Erosion of a typic hapludalf in central Ohio and its rehabilitation [0.03%]
俄亥俄州中部典型浅色灰壤的土壤侵蚀与退化及其修复
A. Changere; R. Lal
A. Changere; R. Lal
I. Sastre; M. A. Vicente; M. C. Lobo
I. Sastre; M. A. Vicente; M. C. Lobo
N. J. H. Smith; T. J. Fik; P. de T. Alvim; I. C. Falesi; E. A. S. SerrãO
N. J. H. Smith; T. J. Fik; P. de T. Alvim; I. C. Falesi; E. A. S. SerrãO
Soils and The Environment: An Introductory Review, A. Wild. Cambridge University Press, Cambridge 1993. ISBN 0 521 43280 4, $40.00 (Hardback), 0 521 4389 4, $14.95 (Paperback), XIX + 287pp. [0.03%]
土壤与环境:导论性综述,A.怀尔德著。剑桥大学出版社,剑桥,1993年。ISBN 0 521 43280 4,40.00美元(精装),0 521 4389 4,14.95美元(平装),XIX + 287页。
N. H. Batjes
N. H. Batjes