沈阳市农业土壤表层的生态环境现状及改善对策

对耕地的高强度开发和不合理利用,使沈阳市农业土壤的生态环境总体趋于恶化,农业生产受到影响。阐述沈阳市农业土壤表层生态环境的现状,针对土壤沙化酸化程度严重、肥力下降、重金属及农药污染加剧等问题,提出改善土壤表层生态环境的几点对策,以引发人们对赖以生存的土壤生态环境的保护和重视,保证沈阳市农业可持续发展。

The Present Ecological Environment and Measures for Improvement of Agricultural Topsoil in Shenyang

The intensive development and irrational use of arable land has deteriorated the ecological environment of agricultural soil in Shenyang city and brought negative effect to the agricultural production. This article discusses the present ecological environment of agricultural soil in Shenyang city and puts forward countermeasures for improvement of the topsoil in consideration of the desertification and acidification of soil, the decrease in fertility and the increasing heavy metal and pesticide pollution so...