Items where Author is "Ruppenthal, Karl"

Leihner, Dietrich Y Castillo Franco, Jesus Antonio Y Ruppenthal, Karl Y Hilgert, Thomas (1996) Soil Conservation effectiveness and Crop Productivity of forage legume intercropping, contour grass barriers and contour ridging in Cassava on Andean hillsides. Experimental Agriculture. ISSN 00144797