合阳县耕地苹果种植适宜性评价

Suitability Evaluation of Heyang Arable Land for Planting Apples

为科学指导县域种植业布局调整,应用耕地地力评价的原理和方法,基于合阳县"测土配方施肥"项目的调查分析结果,利用"县域耕地资源管理信息系统",对本县耕地苹果的种植适宜性进行了定量评价和分级。结果表明:合阳县耕地高度适宜苹果种植的耕地有5509.99hm2,占全部耕地的6.29%;适宜苹果种植的耕地有45216.72hm2,占耕地总面积的51.62%;勉强适宜苹果种植的耕地有26301.75hm2,占耕地总面积的30.02%;不适宜苹果种植的耕地面积10574.72hm2,占耕地总面积的12.07%。最后,对合理利用各适宜性等级耕地提出了建议。

Applying principles and methods of Farmland Assessment, based on Heyang Fertilization Project survey analysis, this article made use of the County Land Resource Management Information System to quantitatively evaluate and grading the suitability of the apple cultivation of the county land in order to scientifically guide the county farming layout adjustment. The results showed that 5 509.99 hm2 of the Heyang arable land was highly suitable for apple cultivation of farmland, accounting for 6.29% of all farmland. 45 216.72 hm2 of the Heyang arable land was appropriate for apple cultivation of farmland, accounting for 51.62% of the total cultivated area. 26 301.75 hm2 of the Heyang arable land was barely suitable for apple cultivation of farmland, accounting for 30.02% of the total cultivated area. 10 574.72 hm2 of the Heyang arable land was not suitable for apple cultivation of farmland, accounting for 12.07% of the total area. Reasonable advices were proposed in respect of each class farmland.