1. Lactation curves of Friesian/Bunaji crosses in Nigeria;Abubaker;Lives. Prod. Sci.,1980
2. The levels of, and constraints to productivity of goats and sheep at Ngurunit and Korr in Marsabit District;Carles,1986
3. Goat Production in the Tropics;Devendra,1970
4. Evaluating feeding strategies for dairy cows: A modelling approach;Doyle;Anim. Prod.,1983
5. Applied Linear Regression Analysis;Draper,1981