1. Adeyeye AS, Togun AO, Akanbi WB, Adepoju IO, Ibirinde DO (2014) Effect of maize Stover compost and nitrogen fertilizer rates on growth and yield of soybean (Glycine max (L.) Merrill) variety in south west Nigeria. J Agric Vet Sci 7:68–74
2. Affholder F, Poeydebat C, Corbeels M, Scopel E, Tittonell P (2013) The yield gap of major food crops in family agriculture in the tropics: assessment and analysis through field surveys and modeling. Field Crop Res 143:106–118
3. Aher SB, Lakaria BL, Kaleshananda S, Singh AB, RAmana S, Ramesh K, Thakur JK (2015) Effect of organic farming practices on soil and performance of soybean (Glycine max) under semi-arid tropical conditions in Central India. J Appl Nat Sci 7:67–71
4. Almaz MG, Halim RA, Martini MY (2017) Effect of combined application of poultry manure and inorganic fertilizer on yield and yield components of maize intercropped with soybean. Trop Agric Sci 40:173–184
5. Asafo-Adeji B, Adekunle AA (2001) Characteristics of some released IITA soybean varieties and promising advanced breeding lines. IITA Publication. 10p