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城鎮(zhèn)化進程中黃土溝壑區(qū)基層村綠色消解模式與對策研究

發(fā)布時間:2018-07-14 19:08
【摘要】:城鎮(zhèn)化與農(nóng)業(yè)現(xiàn)代化是中國國家重大發(fā)展戰(zhàn)略。聯(lián)合國對此最新研究報告預計,到2030年,中國城鎮(zhèn)化率將提高到65%~70%,這意味著今后20年間,將有3億農(nóng)村人口逐步量變流轉(zhuǎn)為城鎮(zhèn)人口,相當于7500多萬個農(nóng)村宅院將在近二十年內(nèi)逐步消解,如何應(yīng)對鄉(xiāng)村人居環(huán)境這一巨大轉(zhuǎn)變,無疑會成為國家亟待解決的重大難題。 在我國城鄉(xiāng)人居環(huán)境“城—鎮(zhèn)—村”結(jié)構(gòu)體系中,城市以其絕對強勢的吸引力使得人口不斷增長;鎮(zhèn)因其城鄉(xiāng)雙重特性,人口既有被城市吸引走的一面,也存在著吸引鄉(xiāng)村人口的另一面,整體表現(xiàn)出動態(tài)不穩(wěn)定性;而鄉(xiāng)村則因其絕對弱勢的地位始終處于人口持續(xù)衰減的發(fā)展態(tài)勢之中。 本論文研究面向黃土溝壑區(qū)基層村人居環(huán)境,基于該地區(qū)生態(tài)脆弱、貧窮落后、城鎮(zhèn)化水平低下、村落布局分散的現(xiàn)實,適應(yīng)其村莊減少、人口衰減、民居消解、農(nóng)業(yè)現(xiàn)代、生態(tài)主導等城鎮(zhèn)化影響下的發(fā)展態(tài)勢,針對基層村發(fā)展中所出現(xiàn)的規(guī)劃無效、建設(shè)無序、資源低效等問題,歸結(jié)其發(fā)展特征與消解規(guī)律,從“生產(chǎn)-生活-生態(tài)”一體化新融和的角度,剖析其消解的動因,提出基層村綠色消解的基本方向和途徑,并實證性地探討了黃土溝壑區(qū)基層村消解的三種類型。 論文研究主要包括三部分: 首先,論文從黃土溝壑區(qū)基層村的末端角色、條件約束、勞動力剩余和農(nóng)業(yè)經(jīng)濟低效等方面,總體把握其發(fā)展的現(xiàn)實狀況、特征、規(guī)律與問題。明確指出黃土溝壑區(qū)基層村的整體消解和內(nèi)部消解,是剩余勞動力催生農(nóng)業(yè)人口密度持續(xù)減少,以及由此衍生的自然生態(tài)系統(tǒng)、農(nóng)業(yè)生產(chǎn)系統(tǒng)、建筑生活系統(tǒng)關(guān)系失衡等諸多因素復合作用的結(jié)果,返回來它又對基層村人居環(huán)境產(chǎn)生主導影響。基層村的消解與發(fā)展,在時間、空間、規(guī)模、經(jīng)濟、政策五個方面呈現(xiàn)出共生互動的基本關(guān)系;鶎哟灏l(fā)展類型主要包括現(xiàn)代農(nóng)業(yè)發(fā)展型、生態(tài)發(fā)展型和旅游發(fā)展型,因此不同發(fā)展類型的基層村,其消解方式不同;不同階段同一發(fā)展類型的基層村,其消解方式會轉(zhuǎn)化。論文在這部分研究,創(chuàng)新性提出基層村“消解”、“消解期”的概念,以及“消解”的可量化分析因素。 其次,論文從理論層面,深入剖析了黃土溝壑區(qū)基層村消解的動因,總結(jié)了三種發(fā)展類型基層村的人口流變規(guī)律,提出基層村面向“人口減量化”發(fā)展的積極消解的方法論思想,在“綠色”基礎(chǔ)理論基礎(chǔ)上,提出了基層村綠色消解模式的基本思路,嘗試性觸及消解期基層村規(guī)劃原理與方法的適宜性變革。其中,最核心的要點為:其一,基于消解期基層村傳統(tǒng)農(nóng)耕“生產(chǎn)-生活-生態(tài)”一體化解體,提出建立在“3R”原則下的、三個系統(tǒng)達到新的融和的基層村“綠色消解”概念;提出黃土溝壑區(qū)基層村建筑生活系統(tǒng)的綠色消解模式,并在此基礎(chǔ)上,提出相應(yīng)的規(guī)劃對策。 最后,,論文以黃土溝壑區(qū)三個典型研究對象為例,分別代表基層村退耕還草式綠色消解、“生產(chǎn)-生活-生態(tài)”一體化綠色消解、風土空間再利用綠色消解的模式,以此進行實現(xiàn)綠色消解思想、綠色消解模式及規(guī)劃對策的實證研究,試圖探尋基層村多樣化積極消解的適宜之路。
[Abstract]:Urbanization and agricultural modernization are China ' s major development strategies . The latest research report predicts that by 2030 , China ' s urbanization rate will increase to 65 - 70 % , which means that in the next 20 years , more than 300 million rural residents will gradually move to urban population , which means that more than 75 million rural houses will gradually dissolve in the next two decades , and how to deal with the huge transformation of rural human settlement environment will undoubtedly become a major challenge for the country to solve urgently .

In the structure system of the urban - rural human settlement environment " city - town - village " , the attraction of the city with its absolute strength makes the population grow continuously ;
In the town because of the dual characteristics of the urban and rural areas , the population is both attracted by the city and the other side of the rural population is attracted , and the whole shows dynamic instability ;
In rural areas , the status of the absolute weakness of the country is always in the development trend of the sustained decline of the population .

This paper studies the human settlement environment of grass - roots village in the loess - gully region , which is based on the fact that the region is fragile , poor and backward , the urbanization level is low , the village layout is scattered , and the problems such as the reduction of villages , the decline of population , the digestion of the population , the modern agriculture and the ecological dominance are adapted to the development trend of the village , the construction disorder and the low efficiency of the resources are solved , the basic direction and the way of the green digestion of the grass - roots village are analyzed , and the three types of the digestion of the grass - roots village in the loess gully region are discussed .

The thesis mainly includes three parts :

First of all , the paper discusses the reality , characteristics , rules and problems of the development of the grass - roots village in the loess gully region . It points out that the overall digestion and the internal resolution of the grass - roots village in the loess gully region are the basic relations of symbiotic interaction in the five aspects of time , space , scale , economy and policy .
In this part , the author puts forward the concept of " digestion " and " digestion period " in grass - roots village , as well as the quantitative analysis factors of " digestion " .

Secondly , on the basis of " green " basic theory , the paper puts forward the basic idea of the grass - roots village green digestion pattern , puts forward the basic idea of the grass - roots village green digestion pattern , and puts forward the basic idea of the grass - roots village green digestion pattern , and puts forward the basic idea of the grass - roots village green digestion pattern .
This paper puts forward the green digestion model of the construction life system of the grass - roots village in the loess gully region , and puts forward the corresponding planning countermeasures .

Finally , the paper takes three typical research objects in the loess gully region as an example , which represents the green digestion of grass - roots village , green digestion of " production - life - ecology " , green digestion of wind - soil space , and the demonstration research of green digestion mode and planning countermeasure , and tries to find the suitable way for the diversification of grass - roots village .
【學位授予單位】:西安建筑科技大學
【學位級別】:博士
【學位授予年份】:2014
【分類號】:F299.21;TU982.29

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