Soil Conservation in Andean Cropping Systems: Soil Erosion and Crop Productivity in Traditional and Forage-legume Based Cassava Cropping Systems in the South Colombian AndesMargraf, 1995 - 110 Seiten |
Inhalt
EROSIVITY AND ERODIBILITY | 21 |
SOIL EROSION AND PRODUCTIVITY OF CASSAVA | 41 |
LOSSES OF ORGANIC MATTER AND NUTRIENTS | 62 |
Urheberrecht | |
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Häufige Begriffe und Wortgruppen
aggregate stability Alfisol Böden Bray-II bush fallow C.acutifolium C.macrocarpum cassava cropping systems cassava planting cassava was intercropped cassava yields Centrosema CIAT clean tilled fallow cmol Colombia contour barriers contour ridges correlations cropped plots cropping season decreased elephant grass enrichment ratios erodibility erosion control established exchangeable Mg factors flat cropping forage legumes fueron glabra ha¹ higher human traffic Inceptisols increased infiltration rates intensity intercropped intercropped cassava intercropping systems kinetic energy leguminosas locations Maniok matrix potential matter and nutrients minimum tillage mulch nomograph ns ns ns nutrient losses organic matter P.phaseoloides P.purpureum particles period in Quilichao permanent bare fallow Quilichao and Mondomo QUILICHAO MONDOMO R-factor rainfall amount Reining runoff water Santander de Quilichao second cropping period sediments significantly silt slopes soil cover soil erosion soil losses solecropped South Colombian suelos Table tillage topsoils treatments tropical USLE V.zizanioides vetiver vetiver grass Vetiveria zizanioides Wischmeier and Smith yuca Z.glabra