1. Official Methods of Analysis;A.O.A.C.,1965
2. The use of sheep fitted with oesophageal fistulas to measure diet quality;Arnold;Aust. J. Exp. Agric. Anim. Husb.,1964
3. Methods of determining modulus of uniformity and modulus of fineness of ground feed;A.S.A.E.,1967
4. Test of significance in research on switch-back trials;Brandt;Iowa Agric. Exp. Stn Res. Bull. 234,1938
5. Influence of progressive defoliation of a grass sward on the eating behaviour of cattle;Chacon;Aust. J. Agric. Res.,1976