pollens的例句大全

The representation of common pollens in soils on the northern slope of Shennongjia mountains area is studied in the light of sporo pollen analysis and plantation sample investigation.

根据表土孢粉分析和植被样方调查的比较研究，获得了神农架北坡表土常见花粉的R值。

Multiploid breeding can produce many superior new species. The bottle-neck of the method is how to separating the 2n pollens from the n pollens.

多倍体育种可以育成许多优良的多倍体新品种，如何将2n配子与n配子分离开成为多倍体育种的瓶颈。

When going out, those allergic to pollens should take some allergy medicine before going out.

如果要出门，在出去前，服用一些防过敏的药物。

THE SCENT OF SPRING The village is full of the colour of white, and noises Acacia flowers are blooming, attracting the wings of bees To be covered with pollens of the sunshine

满沟的白，满沟的吵闹洋槐花开了，它让蜜蜂的翅膀

Years earlier, Frei had identified pollens from this same plant on his sticky tape slides.

早在很多年以前，佛雷就已经从那些胶带样品上确认了来自这种植物的花粉。

Current Situation and prospects of Researches on Air Pollution by Pollens

空气花粉污染研究的现状与趋势

pollens get mature at 2-celled stage. generative cell has a streamlined shape. vegetative cell contains copious starch and lipid.

成熟花粉属2-细胞型，含丰富淀粉和脂类物质，生殖细胞具有流线型结构，呈梭形或柳叶形。

generative cell elongating , vegetative nucleus bending; 16~20. mature pollens.

生殖细胞延伸，营养核弯曲产生凹陷；16~20为成熟花粉；

pollens get mature at 2-celled stage. generative cell has a streamlined shape. vegetative cell contains copious starch and lipid.

成熟花粉属2-细胞型，含丰富淀粉和脂类物质，生殖细胞具有流线型结构，呈梭形或柳叶形。

generative cell elongating , vegetative nucleus bending; 16~20. mature pollens.

生殖细胞延伸，营养核弯曲产生凹陷；16~20为成熟花粉；

study on the pollens of several plant in sealwort in huangposhan mountain

皇甫山黄精属几种植物花粉粒的研究

pollens of poaceae remain the major concern of all those which are concerned with the allergies.

禾本科花粉的主要问题仍然是所有那些关心过敏。

seasonal allergic rhinitis, triggered by pollens , occurs during certain seasons and lasts a few weeks to a few months.

季节性变态反应性鼻炎，由花粉触发，在某个季节发作并持续几周至几个月。

during bi-cellular pollen, the starches were synthesized in the pollens after the large vacuole of vegetative cell disappeared.

在二胞花粉时期，随着花粉大液泡的消失花粉中出现淀粉粒；

allergy sufferer steve melton does what he can to avoid exposure to spring pollens, but it's nearly impossible.

过敏症患者史蒂夫梅尔顿做什么，他能避免接触到春季花粉，但它几乎是不可能的。

except for some continuous changes, the morphology and extine sculpture of pollens from different populations were similar.

不同天然居群间花粉形态、外壁纹饰类似，但也具有一定的连续变化。

about 1%-2% larger pollens citrus grandis were observed in citrus grandis. these large pollens may be 2n pollens. we confer that spontaneous generation of triploids and tetraploids of citrus grandis could be caused by 2n pollens.

连续两年对长寿沙田柚的自然花粉观察发现1%-2%的大花粉粒，这些大花粉粒可能为2n花粉，推测沙田柚天然三倍体与四倍体的发生可能与2n花粉有关。

experimental results of artificial germination of pollens showed that the pollen germination rate was only 46.2%, which indicated that abnormal meiosis of pmcs was the cytogenetic reason of fertility reduction of autotetraploid broccoli pollen. 3.

对其花粉进行人工萌发试验，花粉萌发率只有46.2%，说明减数分裂异常是同源四倍体青花菜花粉育性低的细胞学原因。

Second, honey contains certain pollens and having your body can build resistance against allergy.

二是蜂蜜裹面含有一定的花粉粒,经常喝会对花粉过敏产生一定的抵抗能力.

E 2 and E 5 sets mainly produced stainable abortive pollens ( SAP ), whereas E 3 set mainly did empty abortive pollens ( EAP ).

E2和E5位点组的作用主要产生染败花粉, 而E3位点组的作用主要产生空败花粉.