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Leitlinien Unfallchirurgie
5. Auflage bestellen |
Indice, Datei (28 KB)
Lectura de prueba, Datei (110 KB)
ISBN-10 (Impresion) | 3865371876 |
ISBN-13 (Impresion) | 9783865371874 |
ISBN-13 (E-Book) | 9783736911871 |
Idioma | Deutsch |
Numero de paginas | 162 |
Edicion | 1 Aufl. |
Serie | ZEF Bonn |
Volumen | 21 |
Lugar de publicacion | Göttingen |
Lugar de la disertacion | Bonn |
Fecha de publicacion | 20.09.2004 |
Clasificacion simple | Tesis doctoral |
Area |
Agricultura
|
Slash-and-burn agriculture has characterized Eastern Amazonian land use for over 130 years. Documented consequences of this traditional land-use system have sparked a search for changes in field preparation and crop management techniques. The use of mulch technology in combination with alternative cropping cycles was proposed as a viable alternative. To make recommendations regarding the ecological effects of such innovations in land use, a detailed study of water and nutrient dynamics at a series of small agricultural watersheds in the eastern Amazon region was performed resulting in a complete water and nutrient balance for these watersheds.