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- [3] A METHOD OF CONTROLLING EXPERIMENTAL ERROR FOR PERENNIAL HORTICULTURAL CROPS PROCEEDINGS OF THE AMERICAN SOCIETY FOR HORTICULTURAL SCIENCE, 1949, 54 (DEC): : 209 - 212
- [4] Some problems of experimental design in studies of aging JOURNALS OF GERONTOLOGY, 1953, 8 (03): : 348 - 349
- [10] The future of perennial crops AFRICAN DEVELOPMENT REVIEW-REVUE AFRICAINE DE DEVELOPPEMENT, 2002, 14 (02): : 237 - 250