Ultrastructural Observation on the Intra- and Intercellular Microtrabecular Network of the Pollen Mother Cells in Onion (Allium cepa) Haploid Plant Induction via in Vitro Gynogenesis and Plant Regeneration in Onion(Allium cepa L.) Cytoplasmic Male-Sterility of Onion (Allium cepa L.) 63A Is Associated with Premature Degeneration of the Tapetum Induction of Abnormal Mitosis and Changes in Protein Compositions after Treatment of Root Meristems with Phosphoric Amide Herbicide APM in Allium The Puff-like Structure: An Intranuclear Structure for Synthesis of Ribonucleic Acid Polymerase Ⅱ Transcripts as Revealed by the 5-bromouridine-5′-triphosphate Labelling and Immunoelectron Microscopy Effects of exogenous calcium (Ca) on tolerance of Allium cepa var. agrogarum L. to cadmium (Cd) stress Research on Number Variation of Floral Organ in Onion(Allium cepa L.) Studies on Structure and Expression Pattern of Chimeric Genes Associated with Onion T-type Cytoplasmic Male Sterility Studies on Structure and Expression Pattern of Chimeric Genes Associated with Onion T-type Cytoplasmic Male Sterility Haploid Plant Induction via in Vitro Gynogenesis and Plant Regeneration in Onion(Allium cepa L.) Cloning and Expression Analysis of B Class MADS-box Gene AcDEF Associated with Floral Development in Onion Expression Analysis of Fusion Gene Sulphur-amino acid Protein with Green Fluorescent Protein Cloning and Expression Analysis of B Class MADS-box Gene AcDEF Associated with Floral Development in Onion Molecular Cloning and Expression Analysis of AcFT Florigen Gene in Allium cepa Molecular Cloning and Expression Analysis of AcFT Florigen Gene in Allium cepa The Puff-Like Structure in Allium cepa and the Effect of α-Amanitin Treatment upon the Structure 洋葱染色体核型的FISH分析 Nutrient assimilating capacity of Lolium multiflorum pasture for dairy farm biogas slurry The Relationship Between the Intercellular Chromatin Migration of Pollen Mother Cells and the Changes of Chromosome Numbers During the Genesis of Male Gametes in Allium Cepa 洋葱染色体核型的FISH分析