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Every orchid has a petal modified for pollination, some theatrically so.

每株兰花都有为授粉而变性的一瓣花瓣,当然有些兰花只是偶然长出这样的花瓣的。

Caladenia pectinata; thynnid wasp

每株兰花都有为授粉而变性的一瓣花瓣,当然有些兰花只是偶然长出这样的花瓣的。

Caladenia pectinata; thynnid wasp

每株兰花都有一片为利于授粉而变形的花瓣,当然有一些只是偶然天成。

Using wheat variety Fukuho pollinated with Tripsacum dactyloides,fertilization and early embryo development were studied.

用石蜡制片法和整体解剖法,对小麦品种Fukuho经鸭茅状摩擦禾芬粉授粉后不同时间固定的子房样品进行了细胞胚胎学观察。

Maize inbreds are xenial. For the hybridization along with continuous gene exchange among different plants creating a new hereditary variation pool and thereafter on the effect of natural selection and artificial selection, it creates a new germ plasm which is different from the original germ plasm at quite a large extent.

玉米是异花授粉的,在不同植株之间,由于杂交以及相伴随的连续的基因互换会创造出新的遗传变异库,其后在自然选择和人工选择的作用下,产生在相当程度上不同于原始亲本种质的新种质。

In order to ensure the quantity and quality of sunflower, when sunflower acreage accounts for 10% of cultivated land area, the distance between apiaries is better no more than 2600 meter.

为了保证向日葵的产量和质量,在向日葵种植面积占耕地面积10%左右情况下,对向日葵进行蜜蜂授粉时,蜂场之间距离不宜超过2600 m。

Pollen-DNA mixture was treated by ultrasound with the intensity of 400W, and besmeared on the filament to make zea mays L be fertilized.

用400W超声功率处理花粉-质粒DNA混合物,将经过处理的花粉涂于花丝上进行授粉

Though the idea that there is a broader and costly pollination crisis under way is entrenched (the United Nations Food and Agriculture Organisation is spending $28m on a report investigating it), the true picture is cloudier.

虽然人们普遍认同存在广泛的授粉危机,其损失惨重。联合国食品和农业组织也正在投入2800万美元的巨资编制一份关于此事的调查报告。

In some plants, seeds are only produced when the flowers are cross-pollinated.

在一些植物,种子生产时,只花交叉授粉

Clivia is an important ornamental plant species in Jilin Province, Clivia is an perennial cross-pollinated plant.

君子兰在吉林省是一种很受人们欢迎的观赏植物。它是异花授粉植物。

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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。

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。

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。