LITERATURE CITED
- Donen , I. 1927 . “Studies in Deciduous Fruit: V. Preliminary Observations on the Relationship between Nitrogenous Metabolism and Internal Breakdown of Kelsey Plums in Cold Store” . Trans. Roy. Soc. S. Afr. , xxv
- Donen , I. “The Nitrogen Metabolism of the Kelsey Plum during Growth.” . (In publication.)