论文部分内容阅读
一、宁陵县土壤基本情况宁陵县耕地总面积为5.36万hm2,全县土壤为潮土土类,分黄潮土、褐土化潮土、碱化潮土和盐化潮土4个亚类,其中黄潮土亚类面积最大,有3182.19hm2,占土壤总面积的86.84%;共有7个土属,以壤质潮土面积最大,有2000.92hm2,占土壤总面积的54.6%;其次为砂质潮土,面积为682.75hm2,占土壤总面积的18.63%;黏质潮土面积为498.52hm2,占土壤总面积的13.61%。在县级与省级土种对照后,宁陵县共有个土种。
First, the basic situation of Ningling County soil Ningling County, a total area of 53600 hm2 of arable land, the county soil for the soil and soil, sub-yellow soil, cinnamon soil, alkaline soil and saline soil four sub-categories , Of which, the largest area of the Yellow Clay is 3182.19 hm2, accounting for 86.84% of the total area of the soil. There are 7 soil types, of which the largest is the loamy soil area with 2000.92hm2, accounting for 54.6% of the total soil area, followed by the sandy soil Chao soil, with an area of 682.75hm2, accounting for 18.63% of the total soil area; viscous soil area of 498.52hm2, accounting for 13.61% of the total soil area. In the county level and provincial soil comparison, a total of Ningling County soil species.