1. Contour grass strip as a low cost conservation practice;Abujamin,1988
2. Use of a vegetative filter zone to control fine-grained sediment from surface mines;Barfield,1982
3. The differential impact of some soil factors on flow, runoff creep and rainwash;De Ploey;Earth Surface Processes,1976
4. Sediment and phosphorus transport in vegetative filter strips. Phase 1: experimental plot studies;Dillaha;Virginia Water Resources Research Center Bull. No. 151,1986
5. Soil Conservation in Developing Countries;FAO;FAO Soils Bull. No. 30,1976