未耕作地 的英文怎麼說
中文拼音 [wèigēngzuòde]
未耕作地
英文
jungle-
The department promotes the return of fallow land not earmarked for development to cultivation by helping farmers arrange land tenancy, improving soil conditions, and providing marketing facilities and farm road access
漁護署協助農民安排租地、改良土壤，以及提供批銷設施及農場通道，從而令未撥作發展用途的休耕地可以恢復耕作。Refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less than three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc
指年初可以用來種植農作物、經常進行耕鋤的田地，除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地（輪歇地） ，還包括以種植農作物為主並附帶種植桑樹、茶樹、果樹和其他林木的土地，以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。Cultivated area ( area under cultivation ) ： refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less th an three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc
耕地面積：指年初可以用來種植農作物、經常進行耕鋤的田地，除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地（輪歇地）外，還包括以種植農作物為主並附帶種植桑樹、茶樹、果樹和其他林木的土地，以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。This paper adopts the land use state in2000a ( l : 3 + 104 ), the soil chart ( 1 : 6 + 104 ) and hectometer contour relief map ( include three chongqing area ) of chongqing and geology map ( l : 6 + 104 ) of sichuan province as basic analytical data, measure landscape patches into 7 types including cultivated land, orchard, forestland, unused land, grassland, resident and industry land, water bodies according to land use state basing on land use types, make the landscape map of chongqing karst area by gis software
本研究是以重慶市1 ： 30萬的土地利用現狀圖（ 2000年版） 、 1 ： 60萬的土壤圖以及重慶市百米等高距的地形圖和四川省（包括重慶市） 1 ： 60萬的地質圖作為基本分析圖件。在土地利用類型的基礎上，依據土地利用現狀劃分了耕地、園地、林地、未利用地、草地、居民工礦用地和水域7類景觀嵌塊體類型，再藉助于gis軟體生成重慶巖溶區景觀圖。Firstly, the concept of cultivated land quality was defined as the integrative character of cultivated land biological capacity and the benefit of plant under the condition of using as plant cash crops, and of cultivated land potential benefit under the condition of use as construction land. cultivated land basic function was defined as subsistence function when used to plant food crops, as benefit function when used to plant cash crops, and as bearing function when used as construction land
本文首先明確了耕地質量是耕地在現實用途條件下的生物生產能力和農業收益能力與未來用途條件下的潛在收益能力的綜合屬性特徵，並且將耕地的基本功能確定為種植糧食作物的生存功能，種植經濟作物的收益功能和用作建設用地這一潛在用途的承載功能。It is the star that is not reached and the harvest sleeping in the unplowed ground.
它是無法觸及的星辰，是沉睡在尚未耕作的土地下的收獲。Including actuality evaluation, environmental identification analysis, dynamic harmonious analysis, dynamic simulation analysis and policy decision putting into optimization scheme. the results showed as follows. 1, in the current agricultural production structure, output value of animal husbandry and crop planting occupy 93. 4 % of agricultural total output value, and forestry and fishery do not get fully reasonably develop ; the wild economic vegetables and fruits resources and water resources etc, are the superiority environment factors of agriculture development of this area, and the slope farmland and service system etc, are limited environment factors, and the science - technology and labor quality etc, are potential environment factors ; there exists some problems in the agricultural production system, for example, single productive constitution do n ' t correspond with varieties of resources, rich plant resources exploitation scarcity and economical crop development lag
本文選擇四川盆周山區這一特定地貌區域作為研究對象，以滎經縣為代表研究了該區農業生產結構的優化調整，包括農業生產系統的現有結構評價、環境辨識分析、動態協調分析、動態模擬評價分析和實施優化方案的決策建議，結果表明： 1 、滎經現有結構為以畜牧業和種植業並重的豬糧為主的農業生產結構，二者產值占農業總產值的93 . 4 ，林業、漁業未得到充分合理發展；野生經濟菜果資源、水資源等為該區農業發展的優勢環境因子，坡耕地、服務體系等為限制環境因子，科技、勞動力素質等為潛力環境因子；同時該區農業生產系統存在著生產結構的單一性與資源多樣性的利用不協調、豐富的植物資源開發不足、經濟作物發展滯后等問題。Adopting the actual county - grade database of land use firstly founded in china, combining with the comprehensive influential factors of land use change, using the correlative statistic software and the mathematic analytical methods ( principal component analysis, gray relating analysis, multivariate time series markov chain analysis, multivariate regression analysis, gm ( 1, 1 ) gray model, gray series gm ( 1, n ) model methods etc ), this paper analyses the dynamic change of land use and driving force in jiang ' an county qualitatively and quantitatively. the results indicate : 1 the land resource per capita and the area of single - land - use type in jiang ' an county are not prior to other places in yibing city or sichuan province. however, the terrain is dominant in choosing the way of land use
本文採用全國首批建立的「縣級土地利用現狀數據庫」的基礎數據，結合影響土地利用變化的經濟、社會、環境等綜合因素，採用相關分析軟體（ dps 、 spss ）和數學分析方法（主成分分析、灰色關聯度分析、多元回歸分析、多元時空序列馬爾柯夫鏈分析、 gm （ 1 ， 1 ）預測模型分析、灰色序列gm （ 1 ， n ）模型分析等方法） ，對江安縣土地利用變化及其驅動力進行定性、定量研究，研究結果表明： 1江安縣人均總的土地資源數量和單一土地利用類型的數量在宜賓或四川省區域內均無優勢；地形對土地利用方式的選擇起著主導作用；土地利用變化的總趨勢是：耕地、林地、交通用地和水域面積不斷減少，居民點及工礦用地和未利用地面積不斷增加；景觀多樣性指數呈現「 」趨勢。We explored the changing trends in agricultural water demands, the changing trends and variability in soil moisture associated with both drought and increased surface runoff in chinese croplands during the last half - century ( 1946 - 95 ) as well as the projected future years ( 2031 - 65 ), and their impacts on agricultural production
摘要作者進行一項農業用水需求變化趨勢之研究，收集包括中國大陸農耕地在乾旱及高地表徑流量之土壤水分變化趨勢與變異幅度和對農業生產沖擊，涵蓋過去1946 - 1995年之五十年資料及未來2031 - 2065年之預測值。But the agriculture department says only a limited area of land will be released for use over the next four years
但農業部說，在未來四年裡，只有一些限定區域的儲備土地可以用來耕作。The upper reaches of yangtze river ( uryr ) is one of important areas for conserving water and ecological defenses of our country, but there are such environmental problems as soil erosion, desert soil, degeneration of cultivated land, environmental contamination etc. the reason of causing these problems was that we had not combined environmental protection with economic development well
作為我國重要水源涵養地和重要生態屏障的長江上游地區，長期以來，由於沒有把環境保護與經濟發展很好結合起來，導致了水土流失、荒漠化、耕地退化以及環境污染等生態環境問題，嚴重製約著區域經濟發展，並成為未來三峽工程和南水北調工程安全運行，以及中下游地區可持續發展的最大威脅。The results show that the majority of 7be is retained in the top one centimeter of soils, and the concentration of 7be decreases exponentially with soil depth. for the cultivated study field, the depth distribution of 7be is very similar to the undisturbed site when it is n ' t subjected to erosion or deposition. for the undisturbed, there is abroad peak in the 137cs profile close to the surface and the maximum concentration is found circa 2 cm below the surface
~ （ 137 ） cs在未擾動土壤剖面中主要分佈在0 5cm范圍內，同時在1 3cm的范圍出現一個~ （ 137 ） cs的相對富集層，在3cm以下隨土壤深度的增加呈指數遞減的趨勢； ~ （ 137 ） cs在農耕地土壤剖面中主要分佈在0 20cm范圍內，由於耕作活動的不斷擾動~ （ 137 ） cs的剖面分佈相對均勻。分享友人