@PROCEEDINGS {LAL:1975g, title = {Soil management to increase water and fertilizer efficiency: paper presented at the Advisory Group Meeting of the FAO/IAEA on "Efficiency of water and fertilizer use in semi-arid Region", in Bambey (Senegal), 10-14 November, 1975}, author = {Lal, R. }, booktitle = {In: paper presented at the Advisory Group Meeting of the FAO/IAEA on "Efficiency of water and fertilizer use in semi-arid Region", in Bambey (Senegal), 10-14 November, 1975}, year = {1975}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {25p.}, }