Artificial area occupies the percentage of natural grassland area will be achieved 5% in 2005 and 10% in 2015, about 30 million hm2, as existing level of Russia and U.S.A.

• 人工草地占天然草地的面积比重；到2005年宜达到5%25；2015年达到10%25；约3000万hm~2；先后接近于世界上天然草地大国；并能以良性发展的澳、俄、美的现有水平.