Volume 56 Number 2

Table of Contents

Research Papers

Response of maize varieties to environment in West Africa
B.R. Taylor, T.B. Bailey
Growth and yield of cabbage Cultivars in a lowland tropical environment
C.N. Williams
Weed control in cold tolerant sorghum
H. Van Arkel
N utilization and economics of some intercropped systems in tropical countries
S. Ahmed, H.P.M. Gunasena
Yield of local sorghum (Sorghum vulgare) cultivars and their mixtures in northern Ghana
H. Mercer-Quarshie
Raw or roasted groundnuts as a partial protein and energy source in rations for growing pigs
T.F. Balogun, B.A. Koch
Evaluation of K availability indices for Malawi ferrisols cropped to tea (Camellia Sinensis)
J.H.A. Maida
The utility of phosphate sorption curves for transferring soil management information
P. Vander Zaag, R.L. Fox, R. De La Pena, W.M. Laughlin, A. Ryskamp, S. Villagarcia, D.T. Westermann
Effect of altering the pH of an acid Red soil from Bangladesh on mineral-nitrogen changes during aerobic incubation
M.S. Choudhury, A.H. Cornfield
Fungicide application together with cultural practices to control cocoa diseases in Ecuador
D.K. Cronshaw
Internally seedborne fungi of soya bean in Puerto Rico and their effect on seed germination and field emergence
M.A. Ellis, E.H. Paschal, P.E. Powell, F.D. Tenne
Virus-like particles and cytoplasmic inclusions associated with diseased Dioscorea rotundata Poir from Nigeria
N.A. Mohammed, E.R. Terry

Book Review

BOOK REVIEW By A.L.D. - Water, Wastes and Health in Hot Climates
R. Feachem, M. McGarry, D. Mara
BOOK REVIEW By C.D.A. - Flora Zambesiaca Vol. IV
E. Launert
BOOK REVIEW By R.K.R. - An Introduction to Animal Husbandry in the Tropics
G. Williamson, W.J.A. Payne
BOOK REVIEW By C.R. McD - Crop Physiology
L.T. Evans