@ARTICLE {JUO:1979e, title = {Nutrient profile in a tropical alfisol under conventional and no-till systems}, author = {Juo, A. S. R. and Lal, R. }, journal = {Soil Science}, year = {1979}, volume = {127}, number = {3}, pages = {168--173}, issn = {0038-075X}, doi = {10.1097/00010694-197903000-00006}, }