1.

A study of some reproduction aspects in sheep under semi-arid conditions

Pages 1-6
2.

Physiological aspects in milk production in semi-arid conditions of graded cattle in Iraq

Pages 7-13
3.

Effect of crossing Friesian and Janubi on milk production in South Iraq

Pages 15-21
4.

Grading of Janubi cattle of South Iraq with Friesian bulls

Pages 23-28
5.

Behavioural activities of Friesian and Janubi cows in Southern Iraq during the mild weather

Pages 29-39
6.

Effect of light stimulus on Pekin ducks in the subtropics. I. On egg production

Pages 41-50
7.

Effect of light stimulus on Pekin ducks in the subtropics. II. On mode of laying

Pages 51-58
8.

Effect of light stimulus on Pekin ducks in the subtropics. III. On reproduction

Pages 59-64