Construction of Mutant Library and Research on Phenotypic Variation of M2 Population in Melon THE SCREENING OF MUTANT LIBRARY FOR RICE VARIATIONS NIPPONBARE AND "9311" BY NITROGEN ION BEAM AND γ-RAYS IRRADIATION Effects of EMS mutagenesis on seed and seedling vigor and phenotypic variation of M2 population in Chinese cabbage Construction of One Mutant Library and Research on Phenotypic Variation of M2 Population Leaves in Chinese Cabbage Construction of One Mutant Library and Research on Phenotypic Variation of M2 Population Leaves in Chinese Cabbage Effort and Contribution of T-DNA Insertion Mutant Library for Rice Functional Genomics Research in China: Review and Perspective Optimization of Agrobacterium-mediated Transformation of Cryptococcus neoformans vps41 Δ and Construction of a Insertional mutagenesis Library Construction of an EMS induced mutant library and identification of morphological characteristics in Medicago sativa