查询词典 vascular plants

The 134 genera of vascular plants had 14 areal-types, including 42 cosmopolitans 55 temperate types 30 tropic types 2 Mediterranean-types, 2 East Asia types and 1 endemic species. The cosmopolitan and temperate type accounted for 31.34% and 41.04% of all the genera, respectively revealing the azonal feature of the wetland vegetations and the influences of cold and wet climate on the formation and distribution of the vegetations.

维管束植物属有14个地理分布区类型，包括世界分布属42属、温带分布属55属、热带分布属30属、古地中海属2属、东亚分布属4属、中国特有分布属1属，其中世界分布属和温带分布属分别占区系维管束植物总属数的比例较高，分别为31.34%和41.04%反映了湿地植被的隐域性和冷湿气候对湿地植被发育、分布的影响。

Lower vascular plants having dichotomously branched sporophyte divided ''.

低等脉管植物，有二岐的孢子体，分裂为气芽和根茎。

Filicinophyta The largest phylum of spore-bearing vascular plants comprising the ferns and including about 12000 species. It is divided into two main groups, the LEPTOSPORANGIATE ferns and the EUSPORANGIATE ferns.

真蕨门：是有孢子维管植物中最大的一个门，包含真蕨类，约12，000余种，主要分为薄囊蕨和厚囊蕨两种。

These areas protect many species of mammals, birds, amphibians, reptiles, fresh and salt-water fish, and a vast number of identified vascular plants-representing 4% of the world's total floral and faunal species.

这些保护区的许多种哺乳动物，鸟类，两栖爬行类，新鲜咸水鱼而大量发现维管束植物--占4%，世界总的植物和动物物种。

The main collaborator for vascular plants, Professor Hang Sun, and six of his students have also visited Harvard to study the Herbaria's rich collections of Asian specimens and literature.

维管植物研究的主要合作者孙航教授以及他的6名学生也访问了哈佛，研究植物园丰富的亚洲物种馆藏及文献资料。

Lower vascular plants coextensive with the family Lycopodiaceae; in some classifications includes the Selaginellaceae and Isoetaceae.

与石松科同延的低等脉管植物；在某些分类中，包含卷柏目和水韭目。

Thus the stamens of angiosperms and the microsporophylls of lower vascular plants are said to be homologous, being derived from a leaflike structure bearing the.

所以被子植物的雄蕊和低等维管植物的小孢子叶可以被称为同源，源于产生小孢子囊的叶状结构。

Lycophyta (Lycopodophyta; Lycopsida) A phylum of spore-bearing vascular plants containing about 1000 living species and 6 genera, mostly found in tropical regions.

石松门：具有孢子的维管植物的一个门，现存的石松类植物大约有1000多个种，六个属，绝大多数分布在热带地区。

Flavonoids are dietary phenolic substances isolated from a wide range of vascular plants, which act as antioxidants and scavengers of free radicals, and possess nutritional and therapeutic value. Many studies have suggested that flavonoids exhibit biological activities, including antiviral, antiinflammatory, vasodilating actions, and cardioprotection and neuroprotection.

类黄酮是一大类从高等植物中提取的可食用的多酚类物质，具有抗氧化和自由基清除活性，对人体具有营养及医疗价值，如抗病毒、抗癌、保护神经系统和心血管系统等。

Both vascular plants and bryophytes are included.

该植物志以美国和加拿大200多年以来植物研究的资料积累为基础，并且融入了最新的研究成果，将会收录20，000多种植物（大约是世界总量的7%），包括脉管类和苔藓类植物。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。