关键词: 白刺群落消长, 降水, 地下水位

Abstract: Based on the interactions of landform, geology, climate and biological population in one hand and vegetable cultivation in another hand, this paper analyses the ecological characteristies of vegetable fields in Guiyang. It's proposed that in order to obtain a stable development of vegetable production in Guiyang and maintain the fine ecological characteristics and favourable yearly circulation, fundamental research work about breeding, soil and fertilizer, cultivation and plant protection must be done.

Key words: Growth and decline on Nitraria community, Precipitation, Underground water level