基于TOPSIS算法的永久基本農(nóng)田劃定方法
本文選題:農(nóng)用地分等 + 永久基本農(nóng)田; 參考:《農(nóng)業(yè)機(jī)械學(xué)報(bào)》2017年08期
【摘要】:永久基本農(nóng)田劃定是保護(hù)優(yōu)質(zhì)耕地、嚴(yán)格控制建設(shè)占用優(yōu)質(zhì)耕地的重要手段?茖W(xué)劃定永久基本農(nóng)田是保障國(guó)家耕地資源安全的重要需求。以河北省清河縣為研究區(qū),立足于我國(guó)永久基本農(nóng)田相關(guān)制度,借鑒農(nóng)用地分等成果,綜合考慮耕地自然稟賦、區(qū)位條件和建設(shè)水平等方面,構(gòu)建永久基本農(nóng)田劃定指標(biāo)體系,并引入TOPSIS算法對(duì)耕地綜合情況進(jìn)行分區(qū),劃定永久基本農(nóng)田。結(jié)果表明:永久保護(hù)區(qū)域、調(diào)整建設(shè)區(qū)域和重點(diǎn)整治區(qū)域的耕地由優(yōu)到劣,整體上質(zhì)量較為優(yōu)越,地形平坦,集中連片,其中部分耕地需經(jīng)過重點(diǎn)整治方可劃定為永久基本農(nóng)田;后備調(diào)控區(qū)域的耕地質(zhì)量較差,地形起伏較大,耕作難度較高,投入產(chǎn)出比低,不宜劃為永久基本農(nóng)田。本文對(duì)永久基本農(nóng)田的劃定工作進(jìn)行了量化研究,并引入TOPSIS算法對(duì)耕地優(yōu)劣進(jìn)行排序,為永久基本農(nóng)田劃定拓寬了思路。
[Abstract]:Delineation of permanent basic farmland is to protect the quality of arable land, and strictly control the quality of an important means of construction of the occupation of cultivated land. The scientific delineation of permanent basic farmland is an important requirement for the protection of cultivated land resources in Hebei province. The national security of Qinghe County as the study area, based on China's permanent basic farmland system, from agricultural land classification results, considering the land natural resources, location and construction level, construction of permanent basic farmland index system, and introduce the TOPSIS algorithm to partition the comprehensive situation of cultivated land, basic farmland designated permanent. The results show that the permanent protection area, adjust the construction area and focus on remediation of cultivated land from high to low, the overall quality is excellent, flat terrain, concentrated which part of the arable land, subject to focus on remediation can designated as permanent basic farmland; farmland quality reserve control region is relatively poor, the terrain It is more difficult for farming and low input / output ratio. Therefore, it is not suitable for permanent basic farmland. In this paper, the delimitation of permanent basic farmland is studied quantitatively, and TOPSIS algorithm is introduced to sort out the advantages and disadvantages of cultivated land, which widens the idea of delimitation of permanent basic farmland.
【作者單位】: 中國(guó)農(nóng)業(yè)大學(xué)信息與電氣工程學(xué)院;國(guó)土資源部農(nóng)用地質(zhì)量與監(jiān)控重點(diǎn)實(shí)驗(yàn)室;中國(guó)土地勘測(cè)規(guī)劃院;
【基金】:國(guó)土資源部公益性行業(yè)科研專項(xiàng)(201511010-06)
【分類號(hào)】:F323.211
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