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- There is a high pollen count in the air. 空氣中有很高的花粉計數。
- Stamen is in the middle of a flower and may produce pollen. 雄蕊長在花的中央,能產生花粉。
- A microscopic fossil, as of a pollen grain or unicellular organism. 微體化石一種微小的化石,如花粉粒或單細胞有機體的化石
- The workers have little pollen baskets on their legs. 工蜂腳上有裝花粉的小"籃子"。
- Anther is a part of a flower that contains the pollen. 花藥是花的雄蕊上帶花粉的部分。
- The innermost wall of a spore or pollen grain. 內壁孢子或花粉粒最深處的壁
- Pollen sterile blossoms lack normal turgor. 花粉不育的花朵缺乏正常的膨壓現象。
- The pollen is shed directly on the stigma. 花粉直接散落在柱頭上。
- Some people have an allergy to pollen. 一些人對花粉有過敏反應。
- Nectar and pollen are very nutritious. 花蜜和花粉是很有營養的。
- Pollinated by wind-dispersed pollen. 風媒傳粉的通過風的飄散來傳播花粉的
- Both the pollen grains and the gynoecia are active. 花粉粒和雌蕊都具有活力。
- Seeds and pollen are spread by the wind. 種子和花粉是隨風傳播的。
- There is a high pollen count inthe air. 空氣中有很高的花粉計數。
- A study on pollen morphology of the genus Vitis L. 葡萄屬植物花粉形態的研究。
- Studies on cryopreservation of tree peony pollen. 花粉超低溫保存研究。
- An allergic reaction to airborne pollen. 對空氣中花粉的過敏性反應
- Pollinated by wind - dispersed pollen. 風媒傳粉的通過風的飄散來傳播花粉的。
- The pollen - bearing part of the stamen. 花藥雄蕊中有花粉的部分
- STUDIES ON POLLEN MORPHOLOGY OF ADONIS L. 側金盞花屬(Adonis L.;)植物花粉形態研究