Experimental and Environmental Science

K. O. Marfo, F. Waliyar & W. Payne :

Application of a simple crop physiological model based on some yield determinants to assess the productivity of pigeonpea genotypes in northern Ghana 

3

Abstract

J. P. Tetteh, E. L. Omenyo & A. Dankwa :

Tuberization and effect of age of seedlings at transplant on yield of seed-propagated cassava 

9

Abstract

K. O. Marfo & F. Waliyar :

Genotype W environment interaction effects on some physiological yield determinants in cowpea (Vigna unguiculata (L.) Walp) 

15

K. Ofori-Frimpong, D. L. Powell & M. R. Appiah :

Effect of phosphorus fertilizer application on some forms of phosphorus in selected Ghanaian cocoa-growing soils 

23

Abstract

N. Karbo, W. S. Alhassan, S. A. Adongo & J. Bruce :

Small holder lamb fattening based on crop residues and agro-industrial by-products in northern Ghana 

31

Abstract

J. P. Tetteh & K. O. Bonsu :

Agronomic performance of seven varieties of alfalfa (Medicago sativa L.) in the coastal savanna zone of Ghana 

39

A. G. Carson & T. J. Wilson :

Agronomic potential of some agricultural wastes as surface mulches in hot pepper and tomato production in the Central Region of Ghana 

45

Abstract

F. M. Amoah :

The effect of number of nodes per cutting and potassium fertilizer on the growth, yield and yield components of sweet potatoes (Ipomoea batatas Poir) 

53

Abstract

P. Y. K. Sallah, S. Twumasi-Afriyie & C. N. Kasei :

Optimum planting dates for four maturity groups of maize varieties grown in the Guinea savanna zone 

63

Abstract

R. T. Awuah :

An evaluation of some systemic fungicides for the control of Septoria leaf spot of tomato 

71

Abstract

Subject Review Article

M. A. Belewu :

Broiler litter as feed for ruminants - Potential and limitations under Nigerian Conditions 

79

Abstract