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一、农业生产条件概述铜仁地区位于东径107°45′～109°30′、北纬27°07′～29°05′之间。总面积17838平方公里,折2676万亩,约占全省面积的十分之一。现有耕地271万亩,占总面积的10.05％。在大地构造上,属于江南古陆(江南台背斜)的西南端,介于雪峰隆起与铜施(土幻)折之间的狭长地带。全区地势西北高而东南低,由西北逐渐向东南降低,明显呈现出云贵高原东北边缘向四
I. Overview of Agricultural Production Conditions The Tongren area lies between 107 ° 45 ’and 109 ° 30’ east and latitude 27 ° 07 ’~ 29 ° 05’ north. The total area of 17,838 square kilometers, off 26.76 million mu, accounting for about one-tenth of the province area. The existing 271 acres of arable land, accounting for 10.05% of the total area. In the tectonic setting, belonging to the southwestern end of Jiangnan ancient land (Gangnam station anticline), between the Xuefeng uplift and Tongshu (soil magic) fold between the narrow strip. The terrain is high in the northwest and low in the southeast, decreasing gradually from northwest to southeast. It clearly shows that the northeast edge of the Yunnan-Guizhou Plateau faces the four