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玉米花药发育的细胞生物学与分子遗传学的研究方法
田有辉1,2,万向元1,2()
Cytobiology and Molecular Genetics Research Methods on Maize Anther Development
You-hui TIAN1,2,Xiang-yuan WAN1,2()

图4. 玉米花药发育14个时期的细胞学观察

Fig.4. Cytological observation maize anther development at 14 stagesL1, L2, and L3: The three cell layers in stamen primordia; Ar: Archesporial cell; BP: Bicellular pollen; Dy: Dyad cell; E: Epidermis; En: Endothecium; MC: Meiotic cell; ML: Middle layer; MMC: Microspore mother cell; MP: Mature pollen; Msp: Microspore parietal cell; V: Vascular bundle; PPL: Primary parietal layer; SPL: Secondary parietal cell layer; Sp: Sporogenous cell; T: Tapetum; Tds: Tetrads; Bars=50μm