Lipeng No.2 seedless fruit all the same when pollinated with Xuegan orange cultivar.
授以高育性的雪柑花粉后,丽椪2号仍能形成无核果.
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These plants are then pollinated and allowed to mature and produce seed.
然后,这些植物就被授粉,从而成熟结籽。
《柯林斯高阶英汉双解学习词典》
However, a number of features that are characteristic of wind-pollinated plants reduce pollen waste.
然而, 一系列为风授粉植物所独有的特征可减少花粉浪费.
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However, pollen insect-pollinated ( entomophilous ) species is also often transported by wind.
然而, 虫媒传粉 ( 虫媒植物 ) 种的花粉也常常由风来输送.
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In its native habitat Hoya blossoms are pollinated by night-flying insects.
在它的原生地,球兰的花是靠夜飞虫授粉的.
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Rice is a self-pollinated crops, flower structure and not for self-help outcrossing.
水稻是自花授粉作物,花器构造适于自交而不利于异交。
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The self-pollinated pollen tubes stopped growing as the callose added on the cell wall.
自交花粉管因胼胝质在壁上添加而停止生长。
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Review on Application of Recurrent Selection to Improvement of Self-pollinated Crops
自花授粉作物中轮回选择的原理与应用
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鸭梨属于配子体型自交不亲和果树,自花授粉结实率极低。
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苹果自花授粉的花粉管结构变化及S-RNase定位
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正常采收期(花后165d)未授粉果实果肉可溶性糖含量比授粉果低4.72mg/gFW,而果汁pH低0.07。
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选择适当亲本并注意正反交、蕾期授粉、改变植株生长和杂交条件、体细胞融合等可用来克服油菜远缘杂交不亲和性。
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