摘要
棚室处于相对封闭的环境,多年连作,土壤满负荷生产,加之人为管理不当等因素,使棚室生态条件逐步恶化。本文对其恶化表现及原因做了较全面分析,并提出了防治恶化的技术对策,以期促进棚室高效生产的可持续发展。
sheds are in relatively enveloped environment. Years of husbandry, full use of soil, improper management and other unfavorable factors gradually worsen the ecological conditions in sheds. The article gives an overall analysis of the presentation and causes and puts forward technological measures to prevent the worsening in order to enable effective shed production and durable shed development.
出处
《沧州师范学院学报》
2002年第3期40-40,共1页
Journal of Cangzhou Normal University
