Based on this and considering: land use has contacts with soil nutrient; the development of ecology and agrology has already formed the inter-dynamic relation in the last few years, the author sprouted a new idea that the study on land use is carried out in another way. That is to say, land use patterns are designed combining land use modes, soil nutrient with other respects and according as landscape ecology in order to land sustainable use.

在此基礎(chǔ)之上，并鑒于以下兩點(diǎn)：土地利用與土壤養(yǎng)分有著密切的聯(lián)系欧美性爱视频在线观看精品；近些年來(lái)自拍日韩亚洲探花精品，生態(tài)學(xué)和土壤學(xué)的發(fā)展已經(jīng)形成了互動(dòng)的關(guān)系精品色哟哟一区二区，筆者提出一條新的思路：換個(gè)角度入手來(lái)合理配置土地利用人人干人人爽人人操人人，即將土地利用方式www,激情激情.com、土壤養(yǎng)分和其它方面結(jié)合起來(lái)，依據(jù)景觀生態(tài)學(xué)原理日韩三级片免费网站，通過(guò)土地生態(tài)設(shè)計(jì)來(lái)尋求土地利用優(yōu)化模式久久99热精品成年动态图片，保證土地利用的可持續(xù)性。

The results showed that during the research period,the fractal dimensions of paddy fields,dry land and wet areas increased obviously,whereas for forest land,shrubbery land and grass land,the fractal dimensions decreased.For all types of land,the values of landscape diversity index and landscape apartness index have increased but landscape dominance index value has rather decreased.Meanwhile it was found that the relation between fractal dimension and landscape fragmentation index showed significant positive correlation.

結(jié)果表明：水田a一级爰做片免费观看、旱地啊啊啊啊啊好爽、水域等土地類(lèi)型的分形維數(shù)在研究時(shí)間段內(nèi)有明顯上升，有林地人人澡人摸97人人超小、灌木林地和草地等景觀要素類(lèi)型的分形維數(shù)降低乱伦激情图片；景觀多樣性和破碎度指數(shù)以及均勻度略有增加超碰狠狠亚洲，而優(yōu)勢(shì)度指數(shù)下降亚洲欧美日韩在线综合久；分形維數(shù)和破碎度指數(shù)呈極顯著正相關(guān)。

Water, agriculture land, construct land, forest and grass land, beach and the other land. On the basis of classification of land use, the landscape map of different grains could be created. Then using Fragstats 3.3 software, the landscape indices were calculated from the class level and landscape level.

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The Farming-pastoral Zone in North China was separated into 8 Eco-regions according to the known Eco-region. The dissertation analyzed the regional differences of land use changes from three aspects on dynamic degree , land use degree and the change direction (1)On land use dynamic degree, the dynamic degree of the cropland was the highest in North warm temperate deciduous broad-leaved forest and the lowest in temperate forest steppe; forest land's was the highest in alpine meadow and the lowest in warm temperate forest steppe; grassland's was the highest in temperate forest steppe-bunchgrass steppe and the lowest in alpine meadow; other land's was the highest in North warm temperate deciduous broad-leaved forest－the Huang-Huai-hai plain and the lowest in warm temperate bunchgrass steppe.

結(jié)合已有的自然生態(tài)區(qū)的劃分，將我國(guó)北方農(nóng)牧交錯(cuò)帶劃分為8 個(gè)自然生態(tài)區(qū)美国一级A片aaa久久，選取土地利用動(dòng)態(tài)度A级黄片在线免费视频、土地利用程度以及土地利用變化方向等3 個(gè)方面的指標(biāo)對(duì)研究區(qū)進(jìn)行了區(qū)域分異規(guī)律的研究，結(jié)果如下：（1）耕地動(dòng)態(tài)度北暖溫帶落葉闊葉林生態(tài)區(qū)——北部山地丘陵區(qū)最大久久久久性爱，溫帶森林草原生態(tài)區(qū)最腥杖丈湟挂共佟；林地的動(dòng)態(tài)度高寒草甸生態(tài)區(qū)最大亚洲欧美一级，暖溫帶森林草原叢生禾草草原生態(tài)區(qū)——東南森林草原區(qū)最锌焐涫悠翟谙卟シ磐尽；草地動(dòng)態(tài)度溫帶森林草原——叢生禾草草原生態(tài)區(qū)最大毛片网在线观看，高寒草甸生態(tài)區(qū)最猩钜垢＠谙呤悠怠；其他用地的動(dòng)態(tài)度北暖溫帶落葉闊葉林生態(tài)區(qū)——黃淮海平原區(qū)最大特级毛片在线大全免费播放，暖溫帶森林草原叢生禾草草原生態(tài)區(qū)—西北叢生禾草草原區(qū)最小黄色片mmm,com。

At present, however, the Government in this regard is very weak, and the specific problems: First, land use planning behind the reality of the development of land resources survey of the status quo is not clear; Second, land-use planning and urban master planning a lack of effective convergence, often contradictions and conflict, especially large cities, but also the preparation of regional planning, the current work in this area has not carried out; Third, land-use plans and the actual occurrence of the final match of poor demand for land, planning the actual situation can only cover 30 % targeted and guidance very poor.

但是，目前政府在這方面非常薄弱久久视频在线观看，和的具體問(wèn)題：首先久久精品店这里有精品，土地利用規(guī)劃的現(xiàn)實(shí)背后的發(fā)展aV在线中文字幕不卡电影网，土地資源調(diào)查的現(xiàn)狀是不明確；其次一级日本特黄牲交大片在线，土地利用規(guī)劃和城市總體規(guī)劃缺乏有效的收斂性黄色网站天天操，往往矛盾和沖突，特別是大城市亚洲自拍偷拍图，而且還編制區(qū)域規(guī)劃99精品热在线观看视频手机，目前在這一領(lǐng)域的工作沒(méi)有進(jìn)行；第三免费黄色视频地址，土地使用計(jì)劃和實(shí)際發(fā)生的最后一場(chǎng)比賽窮人對(duì)土地的需求殴美性生活视频，規(guī)劃的實(shí)際情況只能滿足30 ％的目標(biāo)和指導(dǎo)很差。

The prerequisite for ensuring the land rights of the peasant in the course of land circulation is to make clear the land ownership, the fundamental measures to solve the livelihood issues of the peasant who lost land is to establish the systems of household, employment and social security based on integrative governance of city and country, and to advance the citizen step of the peasant who lost land.

土地流轉(zhuǎn)過(guò)程中www.亚洲网，保障農(nóng)民土地權(quán)益的前提是明晰土地產(chǎn)權(quán)肏逼视频网，建立城鄉(xiāng)統(tǒng)籌的戶籍制度、就業(yè)制度野狼福利社区、社會(huì)保障制度三级经典在线视频网站，以及加快推進(jìn)失地農(nóng)民市民化步伐，是解決失地農(nóng)民長(zhǎng)遠(yuǎn)生計(jì)的根本性措施久久视欧美视频。

The paper supposed five different land use scenarios, scenario1: most of the land use is forest and grass, scenarios 2: most of the land use is forest, sparsely forest and grassland, scenarios 3: the real land use of the region of interest, scenarios 4: most of the land use is range grass, sparsely forest and grassland, and scenarios 5: most of the land use is range grass.

本文假設(shè)了5種不同情景下的土地利用類(lèi)型国产自慰喷水在线，分別設(shè)置為5種不同的情景：情景1為林地和草地為主的土地利用類(lèi)型，情景2為林地2019黃色免費看、疏林地和草地為主的土地利用類(lèi)型久久精品国内，情景3為研究區(qū)現(xiàn)有土地利用情況，情景4為裸巖www.人人摸、疏林地和草地為主的土地利用類(lèi)型国产麻豆男女约爱网站，情景5為裸巖為主的，少量草地的土地利用類(lèi)型国产综合色在线视频区天天综合色，其中5種情景類(lèi)型中的水域量始終保持不變疯狂伦交成人网站视频。

When he worked as the full-time scholar in Shenzhen Real estate Research Center, he was in charge of or partook in these tasks: Shenzhen State-owned Land Leasng Methods, Report on Shenzhen State-owned Land Leasng Research, Regulations Compilation of Issues Left Over by History of Shenzhen Land, Influence And Counter Measures of Property Law's Enactment on the State-owned Land Housing Management, Shenzhen Land Utilization Planning Management Methods, Shenzhen Policy Renting Houses Returning Methods, Shenzhen Policy Renting Houses Returning Work Scheme, and 2007 Shenzhen State-owned Land And House Property Management Legal System Construction Seasonal Report.

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On a base of many fact data from Hong jiang city, this article use some scientific analysis way, provides scientific basis for analyzing the mutual relation between town and country' s structure and distribution and intension of land use; for town and country' s rational land distribution; for improving land productivity and land economic value of output; for land protection and a rational land use. The author wish to open up a path for the development of town and country.

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Ministry of Land and Resources and the provinces for the Office of Land and Resources macro-management sector, is mainly responsible for formulating regulations and policies, there is generally no specific grant of land control, the real master is granted the right to urban land management departments at the county level, they are representative; and this 2 specifically responsible for the management of the land grant, and one of the main title of the State Council, the executive has a huge difference, mainly affected by two government at the same level leadership, authority and power of appointment are in the hands of the government at the same level the hands of senior management is mainly responsible for operational guidance, this is bound to make land management sector succumbed to the local executive order, and even fewer consider the implementation of national laws and regulations so that the state regulation of the difficulty of increasing the overall national will and national interests are not fully reflected.

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