自然异交率
自然异交率
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白花作为油菜的一个重要性状,目测极易鉴别,在测定品种的自然异交率及纯度,检测性状转移等方面有着广阔的应用前景。
White petal which is an important trait and easy to be distinguished from yellow petal has a vast application foreground in determining variety 's purity and nature cross-pollination rate as well as traits transferring , and so on .
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野慈姑自然群体异交率的定量估测。
Quantitative estimates of outcrossing rates in natural populations of Sagittaria trifolia linn .
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试验结果表明,雄性不育系不育度达到99.0%.制种田不育株自然异交结实率可达99.5%以上。
The results showed that male sterility of male sterile line reached to 99 . 0 % , and the percentage of natural cross pollination was over 99 . 5 % under the fild conditions .