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- close seed planting 籽密
- Study on the north temperate of the seed plant in Qinling Mt. 秦岭种子植物区系中的北温带区系成分研究。
- A minute opening in the ovule of a seed plant through which the pollen tube usually enters. 珠孔种子植物胚珠上的小开口,通常花粉管由此进入胚珠
- A plow equipped with a double moldboard that turns up the soil on each side of the furrow, often having an attached drill for seed planting. 双壁开沟犁犁头后部有两块曲面铁板的犁,可翻开犁沟两边的泥土,常附有播种机
- The tiny seeds planted ten years before had flowered. 10年前撒的种子这时已经开花了。
- STUDIES ON THE COMPOSITION, CHARACTERISTICS AND GEOGRAPHIC ELEMENT OF THE FAMILY OF SEED PLANT FLORA IN QINLING MT. 秦岭种子植物区系科的组成、特点及其地理成分研究。
- NbspIn the countryside, the period before seed planting and after harvest is usually a good time for the entertainment and festivities of villagers. 在乡村,下种之前或收割之后,常常是村民娱乐或喜庆的时节。
- The analysis on the tropical geographical elements of the seed plant flora in the Qinling Mt. 秦岭种子植物区系中的热带地理成分研究。
- A plow equipped with a double moldboard that turns up the soil on each side of the furrow,often having an attached drill for seed planting. 双壁开沟犁,犁头后部有两块曲面铁板的犁,可翻开犁沟两边的泥土,常附有播种机。
- Abstract Pollen is the male_gamete of seed plant, which plays an important role in sexual reproduction. 摘要 花粉是种子植物的雄配子体,在有性繁殖中发挥着重要作用。
- The tropical and sub- tropical taxa are predominant, taking up 75% of seed plant flora. 植物区系以热带、亚热带成分占明显优势,占种子植物科属的75%25左右。
- Pollen is the male-gamete of seed plant, which plays an important role in sexual reproduction. 摘要花粉是种子植物的雄配子体,在有性繁殖中发挥著重要作用。
- Approximately 963 seed plant species, classified into 59 families and 303 genera, are in the Pamirs region of China. 国帕米尔高原约有种子植物963种(包括变种),隶属59科303属。
- A leaf of the embryo of a seed plant, which, upon germination either remains in the seed or emerges, enlarges, and becomes green. 子叶种子植物胚的叶片,在萌芽过程中,它或者保持在种子里或者出来,变大并变绿
- Abstract Approximately 963 seed plant species, classified into 59 families and 303 genera, are in the Pamirs region of China. 摘要 中国帕米尔高原约有种子植物963种(包括变种), 隶属59科303属。
- In seed plant flora, the floristic composition is dominated by the temperate elements, which have tight relation to tropic elements. 种子植物区系以温带成分占优势,与热带成分有紧密的联系。
- Any of various vascular plants, including seed plants and ferns, having a conducting system of xylem and phloem. 导(维)管植物任何种类的维管植物,包括种子植物和蕨类植物,具有木质部和韧皮部导管系统
- The mature microspore or developing male gametophyte of a seed plant, produced in the microsporangium of a gymnosperm or in the anther of an angiosperm. 花粉 Pollen 由裸子植物的小孢子囊或被子植物的花粉产生的成熟小孢子或正在发育的雄配子体。
- People say that the tiger is still lurk close to. 人们说那只老虎还躲在附近。
- Objective: To survey medicinal plant resources of the Chinese endemic genera of seed plants. 目的:报道中国种子植物特有属药用植物资源状况。