亚热带东西部之间的界线探讨

INQUIRY OF SUBTROPICS BOUNDARY BETWEEN EAST AND WEST PART

我国亚热带面积广大,超过200万km^2,大致以鄂西山地、武陵山、雪峰山东坡为界,划分为东西两大区(华中区和西南区),不但反映了两侧自然景观(地形、气候、植被、土壤等)的明显差异,并且对农业生产也有重要的实践意义.

The area of subtropics in. China is vast. It covers over 2.0 million square kilometers. The subtropical zone is divided into east part and west part) roughly along the east slopes of the mountainous region of the west of Hubei province. Wuling Mountain, and Xuefeng Mountain. This boundary line not only shows the marked differences of the natural landscape on the two sides, but also plays an important role in the agricultural production of our country.