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Agriculture in Semi-Arid Environments
häftad,
2011,
Engelska,
ISBN 9783642673306
The semi-arid zones of the world are fragile ecosystems which are being sub stantially modified by the activities of mankind. Increasing human populations have resulted in greater …
Concepts of Ecosystem Ecology
häftad,
2011,
Engelska,
ISBN 9781461283737
In this volume 19 leading experts offer a timely and coherent overview of the fundamental principles of ecosystem science. They examine the flux of energy and biologically …