@ARTICLE {OGUNYEMI:1981,
title = {Effects of water table depth and calcium perxide application on cowlpea and soybean},
author = {Ogunyemi, L. T. and Lal, R. and Babalola, O. *},
journal = {Plant and Soil},
year = {1981},
volume = {63},
pages = {275--280},
}