查询词典 hand-pollination

We observed the flowering and fruiting process of sweetsop (Annona squamosa L.), to found the best time for artificial pollination in Beijing greenhouses.

观察北方日光温室环境条件下，番荔枝的开花结果特性；研究人工授粉最佳时期和授粉技术，为日光温室番荔枝栽培提供技术支撑。

In addition, it should be known that in Europe, approximately 4 000 vegetable species have their life assured thanks to pollination by bees.

此外，应该认识到，在欧洲，大约有4000个蔬菜品种有他们的生活保证，多亏授粉蜜蜂。

A critical question that remains to be answered is whether the morphological attributes of the female reproductive organs of wind-pollinated species are evolutionary adaptations to wind pollination or are merely fortuitous.

一个仍有待于回答的关键问题是，风授花植物种类的雌性生殖器官兵形状态特征是否是对风授粉的一种演变适应，或仅仅只是偶然发生的。

Pollen grains are adapted according to the method of pollination, those carried by insects often being sticky or barbed, while wind-pollinated plants generally produce smooth light pollen.

花粉粒与授粉方式相适应，那些虫媒花，花粉通常是粘性的或有刺的，而具有风媒花的植物，其花粉通常光滑而轻。

Dr. Saul Cunningham is observing pollination insect activity, he should decide Hao of this kind of green cloth with soft nap is bug intermediary flower or anemophilous flower.

Saul Cunningham博士在观察传粉昆虫的活动，他要确定这种绿绒蒿是虫媒花还是风媒花。

The parents of Morinoipollenizes might have evolved from anemophilous to entomophilous pollination, from bush to perennial herb and from living in lower mountains or hills to living in high mountains.

它们是我国晚白至世的重要化石，对我国微古植物地理分区，具有重要作用(周山富等，1987)。王大宁、席以珍提供现代花粉照片，在此致以谢意。一、江汉粉、刺参

By real-scanning through a scanner,the pigmentation of anthocyanidin in pericarp was studied with three black indica varieties during caryopsis development in different days after pollination under natural and artificial controlled conditions.

以3个籼型黑米品种为材料，利用扫描仪对颖果进行即时扫描观察，对自然条件下和人工控制条件下，授粉后不同天数的颖果皮在发育过程中花色素的沉积进行研究。

Combining with the result of emasculation, bagging, artificial pollination and pollinating observation, it was concluded that L.pincina should be anthophilous flower plant under natural condition.

结合套袋实验和传粉观察结果认为：在自然条件下，滇丁香为虫媒花植物，其中针型花和线型花所接受的亲和性花粉分别为异株同型花和异型花提供。

Observations on intact transparent ovaries under inverted differential interference microscope showed that the antipodal cells in the embryo sac disappeared at 4 days after pollination.

用粳稻84_15与水稻喜峰杂交，在杂种第二代选育出中新一号比秋光增产11%，已种植F10代农艺性状保持一致。

Some important advances were made at beekeeping techniques and equipments, bee products, bee breeding, prevention and control of bee diseases and parasites, apicultural resources and bee pollination.

该所已取得一些很重要的成果，包括养蜂技术和设备、蜜蜂产品、蜜蜂养殖、对蜜蜂疾病和相关寄生虫的预防与控制、养蜂资源和蜜蜂授粉。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"