授粉
- 与 授粉 相关的网络例句 [注:此内容来源于网络,仅供参考]
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A precious pollinator of fruits and vegetables, the disappearing bees left billions of dollars of crops at risk and threatened our food supply.
一种珍贵的水果和蔬菜授粉,蜜蜂消失的左边缘作物数十亿美元,并威胁我们的食物供应。
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Of the 17,000 species of bees that scientists know about,"honeybees are, for many reasons, the pollinator of choice for most North American crops," a
在科学家所知的17000种蜂类里,国家科学院在去年的一份研究称"由于许多原因,蜜蜂是北美洲大部分农作物最佳的授粉者"。
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Carpenter bees are the most efficient pollinator, much more so than honey bees.
木匠蜜蜂是最有效授粉,而且比蜜蜂。
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The tree's seeds develop in parts of the flowers known as ovules, and the pollinator lays her eggs into some of these ovules.
这棵树的种子发展地区的花卉被称为胚珠,并奠定了她的授粉鸡蛋到其中的一些胚珠。
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Most pollinator wasp eggs are found in the inner ovules, whereas most fig seeds develop in the outer ovules.
大多数授粉蜂卵中发现的内部胚珠,而大多数无花果种子开发外胚珠。
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Over thousands of years, plants have evolved all sorts of ways to try to attract the interest of a passing pollinator giving Namaqualand a variety unmatched anywhere else on earth
千万年来植物已进化出了各种方法来吸引路过的授粉者,这让纳马夸兰具有独一无二的植物多样性
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Researchers are now putting in substantial effort to save the insect-the main pollinator of hundreds of types of food crops- hoping that soon the bee population will be buzzing again.
研究专家现在正努力,来拯救这个为数百种食物授粉的昆虫,希望很快蜜蜂的数量能恢复。
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The reason for the lower rate of fruit set by self-pollination and the problems which should be considered in the selection of pollinizer were also discussed.
对李树自花结实率低的原因和李树授粉品种选配中应考虑的问题进行了讨论。
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Within this context, microseparation and in vitro culture of early zygotic embryos from polyembryony Citrus is very important because it makes possible the use of immature hybrid embryos and accelerates the sexual hybridization breeding in Citrus.
本研究初步建立了多胚性柑桔早期合子胚的显微分离、离体培养及合子苗的鉴定体系,成功显微分离了柑桔早期合子胚并通过离体培养再生植株,具体结果如下: 1、多胚性柑桔早期合子胚显微分离的最适时期为授粉后50—55d。
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Sarracenia flowers are designed so that a pollinator visiting a flower must brush past a stigma to get into the chambered part of the flower where the nectar and stamens are located.
瓶子草的花是经过一番设计的,授粉者必须刷过柱头,进入有花蜜和雄蕊的腔内。
- 推荐网络例句
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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.
最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。
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Only person height weeds and the fierce looks stone idles were there.
只有半人深的荒草和龇牙咧嘴的神像。
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This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.
这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。