摘要
本文讨论了人工种草对防风固沙 ,控制水土及土壤养分流失 ,缓解温室效应 ,调节小气候 ,培肥地力、改良土壤 ,净化水、空气及噪音 ,保护生物多样性等方面的生态环保作用。结论出人工种草不仅具有一定的经济价值 ,更重要的是生态环保作用。人工种草和植树造林一样是保持生态平衡、有效防止水土流失、促进国民经济可持续发展的重要因素。
Planting grass artificially and its effects on wind breaking,sand fixing,soil conserving,lysising green house effect,regulating climate,improving soil,purifying water,air and noise as well as protecting biologic variety were studied.The results showed that planting grass not only produce economical value but also have ecological function.It was an important factor to the economical development.
出处
《四川草原》
2000年第4期6-9,共4页
Journal of Sichuan Grassland
关键词
人工种草
生态环境保护
planting grass artificially
ecological environment
protection
