REFERENCES
- Jolly , N. W. 1950 . “ The thinning of ” . In Pinus radiata plantations in the south-east of South Australia. Woods For. Dep. S. Aust. Bull. No. 4.
- Lewis , N. 1953a . A handy bark gauge. . Aust. For. , 17 : 7
- Lewis , N. 1953b . The South Australian climbing iron. . Aust. For. , 17 : 4