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- Seed Plant Diversity on Screes from Northwest Yunnan 滇西北高山流石滩植物多样性
- seed plants diversity 种子植物多样性
- Diversity and floristic characteristics of aquatic seed plants of Henan Province in China are discussed in the paper. 摘要论述了河南省水生种子植物的生物多样性及区系组成。
- As a new type of ecosystem, its plant diversity remains unstudied. 人工湿地的生物多样性是一个新问题。
- 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。
- Analysis on forest plant diversity in the Three Gorges Reservoir Area. 三峡库区森林植物多样性分析。
- 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
- 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。
- The tiny seeds planted ten years before had flowered. 10年前撒的种子这时已经开花了。
- Effects of grazing intensity on plant diversity and aboveground biomass of Stipa baicalensis grassland. 放牧对贝加尔针茅草原群落植物多样性和生产力的影响。
- Impact of urbanization in rural areas on plant diversity: a case study in Zunhua City. 农业区城市化对植物多样性的影响:遵化的研究。
- Angiosperms The flowering plants constituting by far the largest phylum (Anthophyta or Angiospermophyta)of vascular seed plants. 被子植物:由显花植物组成的最大的一门维管种子植物。
- A Study on Plant Diversity and Biomass of Managed Meadows in the Tibetan Region, NW Yunnan, China. 滇西北藏区不同管理利用草地植物多样性和生物量研究
- 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
- Decrease of plant diversity directly influences the structure, function and stability of ecosystem. 植物多样性降低直接影响生态系统的结构、功能和稳定性。
- In seed plants the protoxylem occurs at the innermost edge of the vascular bundles in stems, but external to the later-formed xylem in roots. 在种子植物中,原生木质部发生在茎的维管束的最内方,但在根中,位于后生木质部的外方。
- Grazing disturbance is one of nain factors affecting change in plant diversity of grassland communities. 放牧干扰是草地群落植物多样性变化的主要影响因素之一。
- The fine,powderlike material consisting of pollen grains that is produced by the anthers of seed plants. 花粉,由种子植物的花药所产生的含有花粉粒的粉粒状的细致物质。
- Abstract: Grazing disturbance is one of nain factors affecting change in plant diversity of grassland communities. 摘 要: 放牧干扰是草地群落植物多样性变化的主要影响因素之一。
- 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