pollen的例句（pollen在句子中的用法）

• Both the pollen grains and the gynoecia are active. 花粉粒和雌蕊都具有活力.
• As the day goes on, the pollen dries up and becomes hard. 日子一天天过去，花粉干结成了硬块。
• Near anthesis, synergids formed filiform apparatus in which abundant calcium precipitates accumulated pollen tubes entering. 开花当天助细胞珠孔端的丝状器中聚集了大量的钙颗粒.
• The other showed the farina accumulation existing obstacle in the prophase of pollen maturation. 二是花粉成熟前期,淀粉粒积累发生障碍.
• Normal pollen is slippery - grained type, but epiphyllous potten is rough - grained type. 正常花粉为光滑型, 而叶生小孢子囊花粉为粗糙型.
• However, pollen insect - pollinated ( entomophilous ) species is also often transported by wind. 然而, 虫媒传粉 ( 虫媒植物 ) 种的花粉也常常由风来输送.
• Hotter water was also better at removing dog dander and pollen. 热水同样更容易除去狗毛和花粉.
• Avoid trips to the country while the pollen count is high. 花粉计数高时，尽量避免去乡村旅行。
• Objective To clone new panallergen genes from pollen Cinnamomum camphora. 目的从樟树花粉中克隆泛变应原基因.
• Own beekeeping for 30 years, there are plenty of excellent bee propolis jelly bee pollen. 自家养蜂30年, 有大量上好的蜂蜜蜂花粉蜂王浆蜂胶.
• During pollen formation a compound is produced naturally in the anther. 在花粉形成过程中,花药内天然产生一种化合物.
• Observations on the Behavior of Cytogenetics and Pollen Development of Alocasia odora ( Lindl . ) K. 与芋细胞遗传学及花粉发育的研究>>相似的文献.
• AIM : To analyse protein components in album pollen and evaluate their allergenicity and immunogenicity. 目的:分析藜草花粉变应原成分及其变应原性、免疫原性.
• You can buy a formulation containing royal jelly, pollen and vitamin C. 可以买一种含蜂王浆、花粉和维生素 C 的配方产品。
• Certain varieties cannot be fertilised with their own pollen. 某些物种只能异花授粉。
• Flowers are designed to attract insects which then carry the pollen from plant to plant... 花的作用在于吸引昆虫，然后昆虫再将花粉传到其他植株上。
• Many people are allergic to airborne pollutants such as pollen. 许多人对空气传播的污染物过敏，比如花粉。