F型小麦雄性不育系和SQ-1诱导的不育植株花粉形态电镜扫描观察
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任文斌, 王倩, 吴翠翠, 谢三刚
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Observation on Pollen Morphology of F-Type Male Sterile Lines and SQ-1 Induced Sterile Plants in Wheat by Scanning Electron Microscope
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Ren Wenbin, Wang Qian, Wu Cuicui, Xie Sangang
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表1 正常发育、F型不育系及SQ-1诱导的小麦花粉粒比较
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Table 1 Comparison of pollen grains of F-type male sterile lines, SQ-1 induced and normal development
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类型 Type | 花粉粒大小Pollen grain size (μm) | 萌发孔大小 Germinal aperture size (μm) | 萌发孔孔盖特征 Characteristic of germinal aperture cap | 极轴长 Polar axis length | 赤道轴长 Equatorial axis length | 正常发育 Normal development | 65.02±5.81aA | 50.13±4.16abA | (8.60±0.68)×(8.18±0.54) | 圆润饱满挺直,向上凸起,高于孔环 | 舜麦1718 Shunmai 1718 (SQ-1诱导) | 46.53±3.95cC | 40.40±3.18cB | (8.04±0.56)×(7.22±0.51) | 向下凹陷,低于孔环 | 晋麦84 Jinmai 84 (SQ-1诱导) | 43.81±3.55cC | 39.62±2.82cB | (7.88±0.58)×(7.05±0.61) | 周围向下凹陷,孔盖凸起,高度平行于孔环 | FA37-1 | 53.92±4.76bB | 49.54±3.35bA | (8.16±0.65)×(7.13±0.49) | 向下凹陷,低于孔环 | FA99-2 | 56.93±5.12bB | 47.44±3.62bA | (8.35±0.71)×(7.26±0.58) | 向下凹陷,低于孔环 | FA128-2 | 54.84±4.64bB | 48.54±3.17bA | (8.28±0.63)×(6.94±0.50) | 向下凹陷,低于孔环 |
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