【摘要】 基于吴起县耕地分等成果,利用修正法,对吴起县耕地进行了级别评定。吴起县耕地共分为五个级别,质量高的一级地相对较少,只占6.79%,二、三、四、五级地分别占总耕地面积15.65%、20.42%、29.84%和27.3%。吴起县耕地质量总体不高,以四、五级地为主。质量高的地集中在中心城镇周围、川道以及道路附近,表明区位因素对土地级别的影响。更多还原

【Abstract】 Based on farmland classification result of Wuqi,we graded the farmland of Wuqi to five grades.The area of grade one is little,be of 6.79% of total farmland.The areas of grade 2nd,3rd,4th and 5th occupied 15.65%,20.42%,29.84% and 27.3% of total farmland respectively.The farmland quality of Wuqi is not high,grade 4th and 5th are the most.The high quality farmland is located around the central town,near the river and near the road,showing the location affecting on farmland grade.更多还原