THE UTILIZATION OF CYTOPLASMIC MALE STERILE (CMS) AND RESTORER LINES IN THE DEVELOPING OF HYBRID RICE.

COMBINING ABILITY, HERITABILITY AND CLUSTER ANALYSIS FOR YIELD AND YIELD ASSOCIATED TRAITS IN RICE (Oryza sativa, L.).

THE NATURE OF GENE ACTION AND THE PERFORMANCES OF HYBRIDS WITH RESPECT TO EARLINESS AND YIELD TRAITS UNDER NORMAL AND LATE SOWING DATES IN WHEAT (Triticum aestivum , L.).