1. Burton, G.W. and Devane, E.H. (1953). Estimating heritability in tall fescues from replicated clonal material. J. Agron., 45: 478-481.
2. Cornelius, J., Apedaile, L. and Mesen, F. (1996). Provenance and family variation in height and diameter growth of Cupressus lusitanica Mill at 28 months in Costa Rica. Silvae Genet., 45(2/3): 82-85.
3. Fernandez, C.J., Echevarria, P., Perez, M.H., Gonzalez, A., Fernandez, A.B., Toledo, R. and Gonzalez, S. (1990). Clone study of a Pinus caribaea gene bank. Rev. Fores. Bar., 20(1): 59-66.
4. Gera, M., Gera, N. and Sharma (2001). Estimation of variability in the growth characters of forty clones of Tectona grandis. Indian For., 127(6): 639-644.
5. Gogate, M.G., Gujat, D., Mandal, A.K., Sharma, R., Lal, R.B. and Gupta, B.N. (1997). Genetic analysis of Quantitative character in teak. Ann. For., 3(2): 165-167.