Conservation Tillage Systems and Water Productivity - Implications for Smallholder Farmers in Semi-Arid Ethiopia: PhD, UNESCO-IHE Institute for Water Education, Delft, The Netherlands
Autor Melesse Temesgen Leye
18 iul 2007
Paperback
Preț: 388.74 lei 530.49 lei
Indisponibil temporar
-27%