J. Ogaa

Thyroid status in cobalt and vitamin B12 deficiency in goats

S. Gombe, F. O. Mgongo, J. Ogaa, 1981, Veterinary Record.

Influence of season and housing on ovarian activity of indigenous goats in Zimbabwe

C. Llewelyn, M. Obwolo, J. Ogaa, 1995, Tropical Animal Health and Production.

The influence of cobalt/vitamin B12 deficiency as a "stressor" affecting adrenal cortex and ovarian activities in goats.

S. Gombe, F. O. Mgongo, J. Ogaa, 1984, Reproduction, nutrition, developpement.

Plasma progesterone concentrations during pregnancy and pseudopregnancy and onset of ovarian activityPost partum in indigenous goats in Zimbabwe

C. Llewelyn, M. Obwolo, J. Ogaa, 1992, Tropical Animal Health and Production.

Ultrasonography to diagnose testicular lesions in infertile Angora buck

D. Tyrrell, G. Odiawo, G. Agumbah, 1995 .

Plasma progesterone profiles and variation in cyclic ovarian activity throughout the year in indigenous goats in Zimbabwe

C. Llewelyn, M. Obwolo, J. Ogaa, 1993 .

An abattoir survey of reproductive organ abnormalities in cows in Zimbabwe.

M. Obwolo, J. Ogaa, 1990 .

Toxicity of a closantel-albendazole mixture in a flock of sheep and goats.

M. Obwolo, G. Odiawo, J. Ogaa, 1989, Australian Veterinary Journal.