1. Aswathappa N and Bachelard E P 1986 Aust. J. Plant Physiol. 13, 533–545.
2. Clemens Jet al. 1983. J. Bot. 31, 1–9.
3. Doran J C and Hall V 1983In Casuarina Ecology, Management and Utilization. Eds. S J Midgleyet al., pp. 19–52, CSIRO, Australia.
4. El-Lakany M H and Luard E J 1982 Aust. For. Res. 13, 11–20.
5. Munns Ret al. 1982 In Encyclopaedia of Plant Physiology Vol 12C Eds. L Langeet al., pp. 60–135. Springer-Verlag: Berlin, Heidelberg, New York.