Vegetation Actuality and Plant Landscape Analysis of Important View Spot in Huizhou West Lake Landscape and Famous Scenery
惠州西湖风景名胜区植被现状和重要景点植物景观分析
The spatial distributions of current vegetation and potential vegetation in Jinghe River Basin are then obtained according to supervised classification of NDVI remote images and potential vegetation index.
以黄土高原泾河流域为例,首先利用遥感植被指数和气候干燥度指数之间的回归模型,模拟出了潜在植被指数,在此基础上通过遥感监督分类方法得出泾河流域现生植被分布格局和潜在植被的分布格局,并利用转换矩阵方法得出了植被退化的空间态势。
The Carbon and oxygen isotope compositions of the modern plants from Hongyuan, Jinchuan and Hani were analyzed.
结果表明 ,每个泥炭沼泽现代植物中的碳、氧同位素均有较大的离散度 ,表现为不同营养状况下的成沼植物之间的同位素差异 ;从δ1 3C值来看 ,三个沼泽中的植物均属C3植物 ;红原与金川、哈尼有着明显不同的现代植物稳定氧同位素组成 ,前者更富集1 8O。
The current local vegetation is the degraded secondary vegetation: savanna and succulent thorny shrub.
现有植被为次生的稀树草坡和肉质化刺灌木。
Lacking vegetation, especially useful vegetation.
不毛的,贫瘠的缺少植被,尤其是有益的植被
(botany) not having a floral envelope or perianth.
(植物学)没有花的包被或者花被。
(botany) having an involucre.
(植物学)有花被的,有蒴包的,有总苞的。
green plant having a vascular system: ferns, gymnosperms, angiosperms.
有脉管系统的绿色植物:蕨类植物,裸子植物,被子植物。
valuable fiber plant of East Indies now widespread in cultivation.
东印度的贵重的光纤植物,现被广泛移植。
family of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms.
双子叶开花植物科认为原始的现存的被子植物。
perennial woodland spring-flowering plant; widely cultivated.
一种春天开花的多年生林地植物;现被广泛种植。
Organic mulch contains nutrients for plants.
有机农地膜含有植被的营养成分。
Most angiosperm ovules possess two integuments, while gymnosperms usually have only one.
大多数被子植物的胚珠有两层珠被,而裸子植物通常只有一层。
Research on Vegetation Restoration Measures in Yulin Sand District;
榆林风沙区植被恢复现状及对策研究
Research and Implementation of Temporal Vegetation Reclamation Database
植被复垦数据库的时态性研究与实现
Impact of Channel Vegetations on River Flow
河道植被对水流运动影响研究之现状
Current Situation and Trends of Research on Vegetation-Growing Eco-Concrete
植被型生态混凝土的研究现状及趋势
Application Status and Developmental Countermeasures of Ground Cover in Langfang City
廊坊市地被植物应用现状及发展对策
FLORA EVOLUTION OF NORTHWESTERN MEDITERRANEAN AREA SINCE THE MIOCENE AND THE APPEARANCE OF MEDITERRANEAN VEGETATION
西欧地中海地区中新世以来的植被演化和现代地中海植被的形成
The hairy arachnid's venom was found to include chemicals that target the same pain pathways as chili peppers, causing maximum distress to bite victims.
这种毛茸茸的节肢动物的毒素被发现同辣椒类植物有同样的功效会令受害者极其不适。
Production forests are harvested for wood. These forests can be natural or planted. The study found that only about seven percent of production forests are managed sustainably.
经济林采伐木材。这些森林是种植的或自然界的。这项研究发现,只有百分之七的经济林被管理。