sparse vegetation meaning in English
稀疏的植物
稀疏植被：在气候和土壤基质十分恶劣条件下植物十分稀疏的植被，例高山流石滩稀疏植被。
Examples
- The driest region , in the extreme southwest , has active sand dunes and very sparse vegetation
最西南端是最干旱地区，沙丘遍布，植被稀少。 - Secondly , typical approaches of studying on vegetation have included radiative transfer , four - stream , geometric optics , hybrids of two or more of these , and numerical simulation . then we introduced several models for density or sparse vegetation , soil and desert
然后，简单论述了建立植被散射模型的发展动态和几种典型方法：辐射传输模型、四通量模型、几何光学模型以及复合模型等，初步研究了用于稠密植被、稀疏植被、土壤、沙漠等环境背景的双向反射函数模型。 - 8 ndvi value in oasis is significantly higher than the value in desert , both of them have different rules in monthly variation . irrigation temperature and precipitation have effect on variation of ndvi in oasis , the correlation coefficients of sparse vegetation ndvi in desert with climatic and hydrological factors are insignificant and meaningless in practice . the drive factors of oasis ndvi are only adapted on oasis in arid land and are not fit to desert system in arid land
8 、绿洲ndvi值显著大于荒漠，二者具有不同的季节变动规律；灌溉、气温和降水是绿洲ndvi变化的驱动因子，荒漠稀疏植被ndvi与绿洲气侯、水文因子相关不显著或无实际意义；绿洲ndvi的驱动因子只适用于干旱区的绿洲区域，而不适用于干旱区荒漠系统。