THE GENETIC ANALYSIS OF HEADING TIME IN HYBRID RICEIR54 AND ITS EARLY-MATURITY MUTANT-5460 INDUCED MUTATION OF EGYPT COTTON VARIETY AND SELECTION OF LONG FIBER COTTON MUTANT BY IRRADIATION EXTREMELY EARLY-RIPENING WHEAT MUTANT LINES BRED BY 1RRADITION VARIATION IN EATING QUALITY OF EARLY MATURING MUTANT LINES OF RICE INDUCED BY SPACE TECHNIQUE THE SOMATIC CULTURE AND PLANTLETS REGENERATION FROM LONG-FIBRE COTTON MUTANT LINES ANALYSIS OF ESTERASE ISOZYME AND SSR FOR MUTAGENIC PROGENIES INDUCED BY SPACE MUTATION IN MUSTARD COMPARISONS OF BIOMASS AND PHOTOSYNTHETIC ACTIVITY AMONG MUTANT LINES OF SPARTINA PATENS INDUCED BY LOW ENERGY HEAVY ION Analysis of Variation in Thermo-sensitive Genic Male Sterile Leaf Color Mutant Lines Induced from Indica Rice (Oryza sativa L.)by 60Co-γ Irradiation