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- near half of dominant herbaceous species were negative interspecific association due to their competitions in Ma Kehe Forest Region. 同时也有接近一半的优势草本物种之间竞争有限的环境资源而产生竞争和排斥。
- dominant herbaceous species 优势草本
- As a kind of excellent herbaceous species, Leymus chinensis is very important for developing grassland stockbreeding. 摘要羊草是一种优质收草,对发展我国优质草地畜牧业具有重要意义。
- They are mostly trees and shrubs, with but a few herbaceous species, and are found worldwide, but especially in the tropics. 大多数是林木和灌木,草本类植物很少,该科植物分布广泛,除了热带之外,几乎遍布全球。
- In this paper the important values and niche of herbaceous species in Caragana microphylla communities with different ages were studied. 本文以不同恢复阶段小叶锦鸡儿群落内的草本物种为研究对象,分析了植被恢复过程中草本种群的重要值与生态位动态特征。
- The similarity coefficients of tree, shrubs, herbaceous species and liana species with different gap stagea were 0.31, 0.42, 0.27 and 0.32, respectively. 在林隙发育过程中乔木层、灌木层、草本层和藤本的平均相似系数分别为0.;31、0
- Alternanthera philoxeroides, which can grow in both terrestrial and aquatic habitats, is a perennial herbaceous species of the genus Alternanthera in Amaranthes family. 随着对入侵生物的深入研究,外来入侵种与乡土种之间的比较研究近年来逐渐成为研究热点。
- Peace was the dominant theme of the conference. 和平是大会的首要议题。
- The right hand is dominant in most people. 大多数人的右手是优势手。
- The dominant influence in her life was her father. 她一生中对她影响最大的是她父亲。
- Do wolves belong to the canine species? 狼是犬科动物吗?
- A dominant or favorable position or situation. 处于占优势或有利的地位或位置
- We should do our best to save endangered species. 我们应该竭尽全力挽救濒于灭绝的生物。
- The castle was built in a dominant position on a hill. 城堡筑在小山上俯瞰四周的位置上。
- This rare bird has become an endangered species. 这种珍禽已成为濒临灭绝的物种。
- He was wearing a strange species of hat. 他戴着一种奇怪的帽子。
- Brown eyes are dominant and blue eyes are recessive. 棕色眼睛是显性的,蓝色眼睛是隐性的。
- Keywords riparian buffer strips;riverbank;riverbank ecological reconstruction;screening of herbaceous species; 河岸缓冲带;河堤;草种筛选;河岸生态重建;
- In terms of species composition, annual herbaceous plant is dominant in March and the seeds of Populus euphratica Oliv and Tamarix L almost appear in August. (2)从物种组成上看,3月份物种组成以一年生草本占优势,而胡杨和柽柳的种子基本上都出现在8月份的土壤种子库中;
- There are many species of chrysanthemum. 菊花品种很多。