由于自然、历史、社会等原因,甘肃中部干旱山区仍为我国目前最贫膺的土地。这里的农业建设如何加快,不仅早为全省所关注,而且已为全国所瞩目。为选择制订出与自然、经济规律相符合的最佳实施方案,在社会调查的基础上,用生态经济学的观点,对这里的现状及形成的历史教训和发展前景进行综合系统的科学探讨,以期寻找变恶性循环为良性循环的客观规律,就显得极为迫切和重要 Due to natural, historical and social reasons, the arid mountainous area in central Gansu is still the most impoverished land in our country at present. How to speed up the agricultural construction here is not only an early concern for the whole province, but has also attracted the attention of the whole country. In order to select the best implementation plan in accordance with the laws of nature and economy, based on the social survey, from the point of view of ecological economics, we should conduct a comprehensive and systematic scientific discussion on the status quo and historical lessons and prospects for the development here. In order to find a vicious cycle of vicious circle of objective law, it seems extremely urgent and important