marsh vegetation信息详情
沼泽植被
vegetation───n.植被;植物,草木;呆板单调的生活
marsh───n.(Marsh)人名;(俄)马尔什;(英、瑞典)马什;n.沼泽;湿地;adj.沼泽的;生长在沼泽地的
southern marsh───南方沼泽
salt marsh───[地理]盐沼;[地理]盐碱滩;n.盐沼
cassius marsh───卡西乌斯沼泽
marsh gas───甲烷,[能源]沼气;n.沼气(主要成分是甲烷)
flotant marsh───漂浮沼泽
adenoid vegetation───腺样体肥大,类腺增殖;(鼻咽)腺样增殖体
vegetation definition───植被定义
area of Salinization land had increased of 24.24% from 1973 to 1990, this part of area converted mainly from natural vegetation and marsh reeds.───盐渍化土地面积从1973 - 1990年增加了24.24%,增长的面积主要来自于天然植被和芦苇沼泽。
This period, the marsh reeds mainly transform into farmland, natural vegetation and salinization land.───这时期芦苇沼泽主要转换为耕地、天然植被和盐渍化土地。
But the problems of the vegetation without reason, the serious pollution, the population explosion and the environment breach in the marsh are existent.───但尚存在植被开发利用不合理、污染严重、人口激增、环境被破坏等问题。
C/N ratios of surface sediments are from 6 to 11, indicating the predominately riverine source of organic matter in the marsh with minor contributions from marsh vegetation.