摘要
东北黑土区是我国的重要商品粮基地,其利用现状不容乐观。在黑土农田生态系统的水、肥和信息资源的研究方面取得了大量的成果,为保护利用提供了科学依据。
The black soil region in northeast China has become one of the most important regions for cereal grain production, the use actuality is optimitic. Achievements have acquired that is water,fertilizer and information of natural resources in black soil ecosystem, it is scientific foundation for its safeguard and sustainable development.
出处
《水土保持研究》
CSCD
北大核心
2006年第5期143-144,147,共3页
Research of Soil and Water Conservation
关键词
黑土
生态系统
保育
可持续发展
black soil
ecosystem
safeguard
sustainable development