摘要
在对我国中低产田发展现状及改良进展进行简要介绍的基础上,对导致中低产田低产的原因及未来发展方向进行了综述;并针对我国不同类型中低产田土壤应进行土壤改良和修复的现状,提出了在遏制土壤退化方面应积极采取生物技术、化学技术、物理技术、土壤培肥技术等综合改良措施培育高肥力良田,对保障目前及今后相当长时期我国的粮食安全具有非常重要的战略意义。
On the basis of a brief introduction of the development status and improvement progress of low yield farmland at present in China, the reason leading to low yield and direction of future development were both reviewed;according to the situation that low yield farmland in China should be improved and repaired, it put forward that some comprehensive measures including biotechnology, chemistry technology, physics technology, and soil fertilizer improvement should be taken to cultivate fertile farmland with high fertility,and it had very important strategic significance on the protection of our country＇s food safety at current and future for a tong period.
出处
《北方园艺》
CAS
北大核心
2013年第15期188-190,共3页
Northern Horticulture
关键词
中低产田
土壤改良
进展
low yield cropland soil improvement
status progress
