TY - BOOK AU - DELA CRUZ, Quirino D TI - Genetical analysis of frego bract and some quantitative characters in Upland cotton (Gossypium hirustum L.) U1 - 633.513 D32G PY - 1981/// PB - Ludhiana KW - COTTON BREEDING KW - COMBINING ABILITY KW - COTTON KW - FREGO BRACT N2 - The present study was conducted to determine the i) genetical control of frego bract character and ii) to estimate the genetical components of variation for some economically important characters The significantly different combinations of length and brea ER -