畬（ｓｈè）山，是一种古老的“刀耕火种”的生产方式。方法是在入春时斫山伐木，赶在雨季来临之前把砍下的草树之类焚烧成灰，雨后下种，草木灰便成了田地的肥料。在古代，这种耕作方法在一些人烟稀少的地区曾经特别流行。柳宗元《永州八记》记述当地（今湖南永州市）一些破 She (shè) Hill, is an ancient “slash and burn” production methods. The method is to cut logs in the spring when the mountain, in time for the rainy season before the cut grass and the like incineration ash, under the rain after planting, ash has become the field of fertilizer. In ancient times, this farming method was especially popular in some sparsely populated areas. Liu Zongyuan “Yongzhou eight mind” describes the local (now Yongzhou City, Hunan Province) some broken