Study Site | Study Year | Cover Crop | Main Crop | Effects | References |
Coastal plain experiment station, GA | 2002-2005 | Sun hemp and Crimson clover | Corn | Increase soil C and N, decrease bulk density, increase saturated hydraulic conductivity | [86] |
Lincoln university, MO | 2011-2012 | Cereal rye | Corn-soybean rotation | Bulk density decreased by 3.5%, C:N decreased | [87] |
Hesston, KS | 1995-2000 | Hairy vetch, sun hemp | Winter wheat-grain sorghum | Increase soil organic carbon by 30%, increase infiltration rate, decrease bulk density | [88] |
Central valley, California | 1991 | Broom grass, strawberry clover | - | Reduced soil surface strength by 38% - 41%, increase infiltration rate by 20% - 101% | [37] |
Maryland | 13 years | Hairy vetch | Corn | Increased aggregate stability, water infiltration | [89] |