Home Publications & Data Journal Article Variation for bracteoles and its association with races of common bean author(s) Singh, S.P. published in1990 original file download full citation SINGH, S.P.; DEBOUCK, D.G.; URREA, C.A. 1990. Variation for bracteoles and its association with races of common bean. Bean Improvement Cooperative. Annual Report (USA). 33:112.