REFERENCES
- Ryder , M. L. and Stephenson , S. K. 1968 . ‘Wool Growth’ London and New York : Academic Press .
- IWTO Technical Committee. Specification for Test Methods IWTO-8–61(E) (available from International Wool Secretariat)
- Ryder , M. L. 1969 . J. Text. Inst. , 60 : 341
- Ryder , M. L. 1981 . Ann. Génét. Sél. Anim. , 13 : 381
- Bradbury , S. 1984 . Proc. Roy. Microsc. Soc. , 19 : 139