兴城市药王庙乡是有名的特困乡 ,地处西北山区 ,十年九旱 ,地下水资源十分贫乏 ,每逢春季许多村屯饮用水都严重缺乏 ,栽树用水就更困难了。据调查 ,１９９０～１９９６年 ,每年春栽果树都不少于１０万株 ,但成活率都不超过５０ % ,最低年份只有１０%～２０ %。然而 ,发展果树又 Hing City Yao Wangmiao Township is a famous special poverty village, located in the northwest mountainous area, nine years of drought ten years, groundwater resources are very poor, spring water many village drinking water are a serious lack of planting water more difficult. According to the survey, from 1990 to 1996, no less than 100,000 trees were planted in spring each year, but the survival rate was no more than 50% and the lowest was only 10% -20%. However, developing fruit trees again