【摘要】 根据云南省种羊场人工草地绵羊系统 1990 1999年的优化度进行全面综合的评价和分析 ,找出系统存在的问题并提出改进建议。文章指出 :仅有技术上的优化不足以扭转整个系统的劣化态势 ,只有技术、管理、外延系统同时优化才能使系统真正走上高效、低耗、可持续发展的优化道路更多还原

【Abstract】 Comprehensive and synthetical evaluation and analysis based on optimized rate of sown pasture sheep systems for 1990~1999 on Yunnan Sheep Breeding Farm, subsistent troubles were found and ameliorated suggestions were brought forward for systems. Indicated in this paper: only technical optimization wasn’t able to turn the bad state of whole system, no other than optimization at one time for technical, management and extension systems, high efficiency and benefit, lower consumption, and continuable optimized system was able to be established.更多还原