World Atlas of Desertification[R]. United Nations Environment Programme. London: Edward Arnold, 1999.Middleton N,Thomas D. World Atlas of Desertifica-tion[R].United Nations Environment Programme.London:Edward Arnold,1999.World Atlas of Desertification (2nd edn - Middleton, Thomas - 1997 () ...
World Atlas of Desertification (2nd edn); : Nick Middleton and David Thomas (eds); Edward Arnold, London (1997), 182 pp. 145.00 hardback 来自 Elsevier 喜欢 0 阅读量: 355 作者: T Binns 摘要: In the last two decades much writing and media publicity on africa has concerned issues which ...
World Atlas of Desertification (2nd edn); : Nick Middleton and David Thomas (eds); Edward Arnold, London (1997), 182 pp. 145.00 hardback In the last two decades much writing and media publicity on africa has concerned issues which have people-environment relationships as their main focus. Dro...
A phytochemical study of the watery, ethereal and alcoholic extract of flowers, shafts and leafs of Ixora coccinea L was made. To contribute with the knowledge, with scientific bases, of the components presents on them, useful in the possible elaboration of pharmaceutical products. For ...
The Atlas provides examples of how human activity drives species to extinction, threatens food security, intensifies climate change and leads to people bei... N Middleton,D Thomas 被引量: 1529发表: 1997年 World Atlas of Desertification (2nd edn); : Nick Middleton and David Thomas (eds); Edwa...