土地的

Taking Hunan Province as the object of research and combining qualification and quantification, this paper systematically expatiates the status quo, structure, characters of land use and problems in land use in the province, and establishes a system of evaluation index and an appraisal model, namely comprehensive law of the weighting, to appraise the extent, intensiveness degree and comprehensive benefit of the land use of the province, with a result that the current integral level of land use of Hunan Province has entered a relatively rational stage.

以湖南省为研究对象，采用定性和定量相结合的方法，首先对湖南省土地利用现状结构、特点及土地利用存在的问题进行了较系统地阐述；然后建立评价指标体系及评价模型－加权综合法，从土地开发利用程度、土地利用集约程度以及土地利用综合效益三个方面对湖南省域进行土地利用现状评价，得出评价结果：湖南土地利用现状整体水平已进入了基本合理利用阶段；最后提出土地合理利用的几点建议。

Based on the current agricultural land circulation conditions,the significance and the main flow pattern is analyzed,and the agricultural land circulation of tobacco is put forward on maintaining a long-term stable land contracted land circulation,insist on the land circulation and mercerization,organic combinat...

笔者通过对当前烟草农业土地流转具备的条件、意义和主要流转模式进行分析，并针对当前烟草农业土地流转出现的问题提出了坚持维护土地承包关系长期稳定、坚持土地流转市场化、坚持土地流转与农民增收有机结合和坚持土地流转多样化等4项原则。

It is in all American land, demesne land occupied 58 ％, federally land occupied 31 ％, state government land occupies 10 ％, urban government land occupies 1 ％ about.

在美国所有的土地中，私有土地占了58％，联邦政府土地占了31％，州政府土地占10％，城市政府土地约占1％。

Based on connotation of intensive land use and the evaluation principle of intensive deployment of city land,this paper establishes a set of scientific and practical index system in evaluating the intensive utilization of city land,and conducts a demonstration analysis in 13 cities of Jiangsu Province by the way of multifactor comprehensive evaluation,rank correlation coefficient and cluster analysis.During the last ten years from 1997 to 2006,the urban land use intensity had increased in all cites,but varied in amplitude and mode in different cities.Urban land use intensity was descending sharply from the southern and the middle to the northern part of Jiangsu Province,in which Nanjing was the tiptop and Suqian was the lowest .

从城市土地集约利用的内涵入手，依据城市土地集约利用评价的原则，从土地利用投入水平、土地利用程度、土地利用效率、土地利用生态环境质量等方面构建了一个具有三级层次结构的城市土地集约利用度评价的指标体系，并在此基础上采用多因素综合评价，秩相关系数和聚类分析的方法以江苏省13个地级市为例进行了实证分析，结果表明：（1）1997～2006年，江苏省13城市土地利用集约度都得到了提高，但是提高的幅度和方式不同；（2）不同城市，苏南、苏中和苏北之间城市土地利用集约度呈现出明显的城市和地域差异，其中，省会南京最高，苏北的宿迁最低。

To achieve the full use of land resource and meet the need for socialist economy, the paid land employment system, a new concept of the state-owned land employment has been founded after the reform and opening up of China, which allows private people, by paying land remise fund, to get the using right of the land and to build and also keep the buildings on the land, which formed the duality right system of land ownership and land employment right.

改革开放后，为实现土地资源的充分利用，适应发展社会主义市场经济的需要，国有土地实行有偿使用制度，创立了国有土地使用权的概念，允许私人以交纳土地出让金的形式取得土地使用权，在土地上建造并保有建筑物，形成土地所有与土地使用的二元权利体系。

The unearned increment is resulted not from work of individuals, but from social progress, economic development and team effort.

土地增值税系於土地所有权移转或设定典权时，对土地涨价总数额，以一定之比率，去除土地自然增值之利益，因为增值之利益并非这个人努力工作所获得的相对报酬，属於「不劳而获」利得，是社会进步，经济发展，集体努力所创造出来的成果，并本於此社会之进步，交通设备之改良，自然而生之繁荣汇聚於都市土地上所表现出来的，即为土地之自然增值，为实现社会公平正义，此自然增值之部分，自应以土地增值税除去部分利得，部分归公，部分归私，不能让其归属於少数人所独享，以维护自然的衡平及正义。

In this thesis, the digitization, informationization, modelization and videotex of research on ecological environment security were achieved by using RS-GIS-EIS integrated technology.

论文的创新和特色在于，首次提出土地生态环境安全的概念，将生态安全研究的理论与方法引入土地生态环境安全研究中，并在这些理论和方法的指导下进行了吉林西部土地生态环境安全的研究；首次在吉林西部地区进行了土地生态环境敏感性评价，从土壤退化和土地盐碱化敏感性评价反映了吉林西部土地生态环境不安全的潜在危机；构建了土地生态环境安全评价的压力-状态-响应指标体系，该体系既体现了指标总体上的因果关系，又渗透了生态环境与经济的可持续发展；在土地生态环境安全评价过程中，本文提出用栅格点状评价单元和行政区面状评价单元结合的方法进行土地生态环境安全评价，使评价结果和分区更加精确；首次进行生态安全预警的研究。

Emerged in the land use reformation, the land market development and state-owned enterprises reformation, Land Reserve System is an innovation of urban land system, which aims at Vitalization the urban stock and sustainable development of land.

城市土地储备制度是我国土地使用制度的一项创新，它是在我国土地使用制度改革、土地市场发展和国有企业改革过程中应运而生的以盘活城市存量土地、实现城市土地资源可持续发展的一项土地管理制度。

As the in-depth development of the socialist market economy and the advance of urbanization,house- hold contract responsibility system of land is lagging behind the situation of economic development in some rural areas;land transfer is gradually developing in the whole country,however,there are also some contra- dictions and problems;Land shareholding system is a modem system of land which is suited to the demand of China's socialist market economic development

土地股份制；农村土地制度；土地流转；随着社会主义市场经济的深入发展和城市化的推进，土地家庭承包责任制在部分地区已跟不上农村经济发展的形势；土地流转这一土地制度改革的新形式逐渐在全国发展起来，但也出现了一些矛盾和问题；土地股份制是适应我国社会主义市场经济发展要求的现代土地制度。

Subsequently, in June 2003, Tianjin has formulated and implemented a "compensation for the use of state-owned land in Tianjin methods" to determine the establishment of Tianjin Land Consolidation Center as the city's land acquisition, reserves the sole body to determine the establishment of land in Tianjin Trading Center as the city only the land market and land transactions in the specialized agencies, thereby ensuring the land market of government monopolies and centralized and unified management of the city's land.

随后，在2003年6月，天津已制定并实施了&有偿使用国有土地在天津方法&，以确定建立天津土地整理中心作为城市的土地收购，储备的唯一机构，以确定建立在天津土地交易中心作为唯一的城市土地市场和土地交易专门机构，从而保证了土地市场的政府垄断和集中统一管理城市的土地。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。