Volume 42 Number 4

Table of Contents

Research Papers

Losses of Nitrogen Volatilization from Tropical by Ammonia Surface-fertilized Forest Soils
D.K. Acquaye, R.K. Cunningham
The Effect of Soil Strength on Sugarcane Root Growth
N.H. Monteith, C.L. Banath
Experiences in Flavour Evaluation of Cocoa Varieties
D.R. Glendinning
Comparative Sporulation as an Indication of Resistance by Cacao to Phytophthora Pod Rot
P.D. Turner
Aleurites montana: The Relative Value of Some Malawi Selections
J. Hill
Digitaria Collection from South Africa
A.J. Oakes
Tannins and Crude Proteins of Tick Clovers (Desmodium spp. )
P.P. Rotar
The Seasonality of Calving in Water Buffalo in Trinidad
D.F. Osbourn
Protein for Egg Production in Ghana-IV Food Consumption and Conversion Efficiency
M.G.C. McD. Dow
Leaf Spot of Bananas Caused by Mycosphaerella musicola: Effect of Temperature on Germination, Hyphal Growth, and Conidia Production
R.H. Stover
Boron Deficiency in Bananas
K.R. Norton
Irrigation Investigations of the Giant Cavendish Banana - A Note on the Relationship between Bunch Weight and Quantity of Supplemental Irrigation
T.G. Arscott, M.S. Bhangoo, M.L. Karon
Speed of Germination, a Characteristic of Possible Taxonomic Significance in Cocos nucifera Linn.
R.A. Whitehead
A New Design of Trap for collecting the Palm Weevil, Rhynchophorus palmarum (L.)
S. Maharaj

Book Review

BOOK REVIEW By J.W.P. - THE AFRICAN HUSBANDMAN
W. Allan
BOOK REVIEW By L.G.C. - METHODS AND MACHINES FOR TILE AND OTHER TUBE DRAINAGE
G.H. Theobald
BOOK REVIEW By R.K.C. - CHEMISTRY OF THE SOIL
F.E. Bear