1. Methods of determining modulus of uniformity and modulus of fineness of ground feed;ASAE,1970
2. Official Methods of Analysis;AOAC,1980
3. Symposium on forage utilization, nutritive value of forages as affected by physical form. Part II;Beardsley,1964
4. Forage Fibre Analysis (Apparatus, reagents, procedures and some applications);Goering,1970
5. Effect of physical processing on the utilization of nutrients of maize straw among sheep and goats;Govindaiah;Indian J. Anim. Sci.,1991