1. Anon. (1952a): Annual Report Plant Pathology Division for 1952. Res. Exp. Rec. Min. Agric. N.I.II, published 1954.
2. Anon. (1952b): Annual Report of the Agricultural Entomology Division for 1954. Res. Exp. Rec. Min. Min. Agric. N.I.II, published 1954.
3. Anon. (1954): Annual Report of the Agricultural Entomology Division for 1954. Res. Exp. Rec. Min. Agric. N.I.IV, published 1956.
4. Anon. (1956): Annual Report of the Plant Pathology Division for 1956. Res. Exp. Rec. Min. Agric N.I.VI.
5. Anon. (1957a): Annual Report Plant Pathology Division for 1957. Res. Exp. Rec. Min. Agric. N.I.VII.