【摘要】 经过“六五”期间系统调研和“七五”以来的科技攻关,北方旱地农业研究与开发取得重大进展,逐步形成具有中国特色的旱农模式和农林牧综合发展技术体系,在旱地集雨节灌技术、旱作覆盖技术、水肥耦合模式理论等方面取得新突破,21世纪北方旱地农业将有更大发展,并提出加速北方旱地农业持续发展的对策。更多还原

【Abstract】 Through the systematic survey during the Sixth Five Years Plan’s period and tackling key problems in science and technology since the Seventh Five Years Plan’s period, significant progresses of scientific research and development of dry land agriculture in North China have been achieved, dry land agriculture modtls with Chinese characteristics and technological systems of agriculture, forestry and husbandry comprehensive development formed, and new breakthrough in such aspects as water collecting and economically irrigating techniques, farming covering techniques and theorys of water and fertilizers coordinating model have been gained also. The dry land agriculture in North China will develop significantly in 21st century. A series of countermeasures to promote sustainable development dry land agriculture in North China are put forward.更多还原