Potential of elite maize composites for drought tolerance in stress and non-drought stress environments. 

P. Y.K. Sallah, K. Obeng-Antwi and M.B. Ewool 

1

Abstract/ Résumé

Response of cassava genotypes to four biotic constraints in three agro-ecologies

of Nigeria. A.G.O. Dixon, J.M. Ngeve and E.N. Nukenine 

11

Abstract/ Résumé

Establishment of optimum plant densities for dry season sorghum grown on Vertisols in the semi-arid zone of Cameroon. 

R.J. Carsky, R. Ndikawa and L. Singh 

23

Abstract/ Résumé

Effect of plant population density on the growth and yield of sorghum varieties grown on a Vertisol.  

R. Tabo, O.G. Olabanji, O. Ajayi and D.J. Flower 

31

Abstract/ Résumé

Yield response of Bambara groundnut to plant population and seedbed type.

F.L. Mkandawire and K.P. Sibuga 

39