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- bird species composition 鸟类组成
- Scientists found a peculiar bird species in this region. 科学家在这个地区发现了一种罕见的鸟类。
- All bird species recorded in the shrubland are common and widespread in. 所有在灌木丛里录得的鸟类品种皆是香港常见及分布广泛的。
- About 129 bird species were recorded, belong to 10 order and 30 families. 共记录到鸟类10目30科129种,133种及亚种。
- The biota on an island endures constant turnover in species composition. 面积越小、隔离程度越高,生态释放效应更明显。
- Finding and identifying different bird species would be challenging, fun and good for your health. 寻找和分辨鸟类品种不但富挑战性和娱乐性,且更有益身心。
- Many bird species are attracted by water in pans especially in the rainy season. 许多鸟类也被盐沼的水所吸引,尤其是在雨季。
- Millions of animal and plant species live in the Amazon, including one third of the world's bird species. 数以百万计的动植物种生存於亚马逊地区,其中包括全世界三分之一的鸟类。
- The species composition and characteristics of mangrove flora in the world were reviewed and discussed. 探讨了世界红树林植物区系的种类组成及其特点。
- The area is known for its wide range of fauna, including 260 bird species, the Bengal tiger and other threatened species such as the estuarine crocodile and the Indian python. 该地区因动物物种多样性而闻名于世,其中包括260多种鸟类,孟加拉虎和多种珍稀濒危物种(如湾鳄和印度蟒蛇等)。
- Species richness and evenness were unrelated to similarity in species composition. 物种丰富度和均匀度均与物种构成上的相似性没有显著相关关系。
- One in eight bird species is also in danger of extinction, and more than five thousand different plants. 种鸟类中就有一种面临灭绝的危险,另外还有超过5000种不同的植物。
- Numbers of bird species were respectively 24, 16, 12, 15 in summer, and respectively 83, 61, 26, 36 in winter. 冬季分别为83;61;26;36.;密度(只/hm~2)夏季分别为8
- The species composition of mollusca were markedly difference in different sediment. 不同底质的红树林区软体动物组成有显著差异。 污染可能是造成沙头角红树林区软体动物多样性低的重要环境因子。
- Bird species of family Corvidae, Emberizidae and Motacillidae account for 69.34 percent of the total. 其中:鸦科(Corvidae)、?科(Emberizidae)、??科(Motacillidae)的鸟类占观察鸟类总数的69.;34%25。
- Objective To investigate species composition of gamasid mites,chigger mites and flea on the rodent in Zhuhai Port. 目的调查珠海口岸地区鼠体表寄生虫蚤、革螨、恙螨、蜱、吸虱的种群组成。
- Within the edge distance of 50 m, the bird species diversity of the three types of edge habitats is the highest. 对不同边缘距离鸟类多样性研究结果显示:在边缘50m的范围内,3种边缘类型鸟类群落多样性指数都显示最高。
- Transect A line or belt designed to study changes in species composition across a particular area. 样条:在一个特定区域中划分出的一条样带,用以研究物种组成的变化情况。
- During the investigation,172 bird species which belong to 17 orders,43 families were recorded in total. 共记录到鸟类172种,隶属于17目43科,其中留鸟39种,占总数的23%25;
- The species had high diversity in species composition, clear layers of arbors, shrubs and herbages. 总体上物种多样性高,种类组成复杂,群落乔木层、灌木层、草本层层次明显。