1. Crossbreeding for fecundity in subtropical sheep;ABOUL-NAGA,1985
2. Using Suffolk sheep for improving lamb production from subtropical Egyptian sheep;ABOUL-NAGA;Journal of Agricultural Science, Cambridge,1980
3. Experiments on winter shearing of sheep in Iceland;ADALSTEINSSON;Acta Agriculturae Scandinavica,1972
4. Some effects of nutrition on the growth and sexual development of ewe lambs;ALLEN;Journal of Agricultural Science, Cambridge,1961
5. Reproduction in young female sheep induced to breed at various ages;AL-WAHAB;Animal Production,1978