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近年来,在全球范围内,环境污染越来越严重,已直接威胁到人们的生命安全。人们开始发现恢复地面绿色植被的重要,并把发展草坪与地被植物作为改善环境、保护环境、净化大气、固土护坡、防止水土流失、实现“黄土不见天”的最有效途径之一。一、草坪与地被植物的功能作用 1.净化大气,减少污染主要表现在它能稀释、分解、吸收大气中的有害物质。据测定,草类的茎叶能把大气中的氨、硫化氢、二氧化硫等
In recent years, environmental pollution has become increasingly serious on a global scale, which has directly threatened people’s lives. People began to discover the importance of restoring the green vegetation on the ground and regarded the development of lawns and ground cover plants as one of the most effective ways to improve the environment, protect the environment, purify the atmosphere, stabilize the soil and protect the soil and water and soil erosion, and achieve “the loess can not see the sky.” First, the functional role of lawns and ground cover plants 1. Purify the atmosphere, reduce pollution mainly in that it can dilute, decompose and absorb the harmful substances in the atmosphere. According to the determination of grass stems and leaves to the atmosphere of ammonia, hydrogen sulfide, sulfur dioxide and so on