@PROCEEDINGS {LAL:1984d,
title = {Mulch requirements for erosion control with the no-till system in the tropics: a review},
author = {Lal, R. },
booktitle = {Challenges in African Hydrology and Water resources (Proceedings of the Harare Symposium, July 1984) edited by D.E. Walling, S.S.D. Foster, P. Wurzel.},
year = {1984},
number = {144},
publisher = {International Association of Hydrological Sciences},
address = {Wallingford, Oxfordshire, England},
note = {Challenges in African Hydrology and Warer Resources (Proceedings of the Harare Symposium, July 1984). IAHS Publ. no. 144. p. 475-484},
}