其他書名 | Characterization and Reduction of Soil Erosion by Water in Small Scale Cassava Cropping Systems in the Southern Central Cordillera of Colombia |
出版 | Verlag Josef Margraf, 1992 |
ISBN | 38236121159783823612117 |
URL | http://books.google.com.hk/books?id=Tv1gAAAAMAAJ&hl=&source=gbs_api |