@BOOKLET {MUTSAERS:1991e,
title = {Opportunities for second cropping in southwestern Nigeria: RCMP Research monograph, No. 4},
author = {Mutsaers, H. J. W. },
year = {1991},
address = {International Institute of Tropical Agriculture (IITA)},
howpublished = {RCMP Research monograph, No. 4},
note = {CRP; Grain Legumes; Soybean; Cowpea; 28p.},
}