References
- Griffith, A. L. (1952). “Forestry” Ann. Report 1951, E.A. Agric. and For. Res. Organization, 47–48.
- Stuart, B. E. St. L. (1956). “Research on Softwoods”. Ann. Report 1955, E.A. Agric. and. For. Res. Org., 65–71.
- Lawrence, W. J. C. and Newell, J. (1939). “Seed and Potting Composts”, Allen and Unwin, London, p. 120.
- Griffith, A. L. (1957). Ann. Report 1956. E.A. Agric. For. Res. Org., 58.
- May, W. B. (1957). “Nursery notes to remember”. E.A.A.F.R.O. Forestry Technical Note No. 1: 1–3.
- Howland. P. (1967). “Forest nursery”. Ann. Report 1966. E.A. Agric. and For. Res. Organization, 84.
- Chenery, E. M. (1953). The Kawanda pot test for measuring soil deficiencies. Dept. of Agric., Uganda, pp. 3.
- Chamberlain, G. T. and Searle, A. J. (1963). Trace elements in some East African soils and plants. II: Manganese. E. Afr. agric, for. J., 29, 114–119.