嘉禾地处湘南边陲,湘江流域上游,全县共有耕地面积21.26万亩,其中水田15.02万亩。境内山、丘、岗地错杂,石山遍布,岩溶发育活跃,植被欠佳,四季雨量极为不均,属亚热带季风湿润气候,有钟水河黄狮江两大河由南向北横贯全境。由于特定的气候条件和地理位置,洪涝灾害时有发生,干旱灾害也颇频繁,自古就有“十年九旱”之说。继1992年、1993年的大旱和1994年水灾之后,1998年又 Jiahe is located in southern Hunan border, the upper reaches of the Xiangjiang River, the county a total of 212600 acres of arable land, of which paddy fields 15.02 million mu. Within the mountains, mounds, hillock miscellaneous, stone mountains all over, karst active development, poor vegetation, the four seasons rainfall is extremely uneven, is a subtropical monsoon humid climate, there are two rivers in the Yellow River from the south to the north across the entire territory. Due to the specific climatic conditions and geographical location, floods and disasters have occurred frequently, and the drought disasters have also been quite frequent. From ancient times, there have been “ten years of nine drought”. Following the 1992 drought in 1993 and the floods in 1994, again in 1998