8920

8265

كارشناسي ارشد

محيط زيست

اصفهان: دانشگاه صنعتي اصفهان، دانشكده منابع طبيعي

1392

دوازده،92ص.: مصور،جدول،نمودار

ص.ع.به فارسي و انگليسي

عليرضا سفيانيان، محسن سليماني

قدرت ا... سعيدي، سعيد پورمنافي

3/3/93

علي لطفي، سعيد سلطاني

مهندسي منابع طبيعي

ID8265

93 Agriculture Land Capability Evaluation Using Multi Criteria Evaluation Omid Iranpour omidiranpour e@yahoo com Date of Submission 2014 01 22 Department of Natural Resources Isfahan University of Technology Isfahan 84156 83111 Iran Degree M Sc Language Farsi Supervisor Alireza Soffianain Mohsen SoleimaniAbstract Optimum using of natural resources is an important issue because of resourcelimitation and population growth as well as decreasing the suitable lands for agriculturalactivities Inappropriate use of environmental resources during four recent decadesindicates their destruction and if this continues we will seriously face food poverty infuture So to prevent this problem we need a comprehensive land use planning in whichvarious land uses are selected according to a specified framework in a reasonable mannerconsidering the potential of environment In a global scale agriculture as a land useaccounting for the highest area than other uses causing large environmental impacts sothat evaluation of farm lands is essential In fact the selection of agricultural land useswithout consideration of land ecological potential will create environmental and socio economic problems The current study was conducted in framework of Iranian agricultureland use ecological model irrigated and non irrigated dry farming and range lands tofind the agriculture land use potential in Lenjan region located in Isfahan provinceconsidering multi criteria evaluation method MCE including analytic network process ANP Bolean Logic BL weighted and linear combination WLC using varioussoftwares including ArcGIS 9 3 Super Decision 2 1 4 and Excel 2010 Since agriculturalactivities in Lenjan have a great deal of importance in Isfahan province this region wasselected as the study area The most effective ecological parameters in evaluation of landuse potential including slop climate soil erosion soil development and soil texture wereselected Since annual rainfall in this area is less than 400 mm then there is only irrigatedfarming in the area Mapping the criteria was done using geographical information system Then the weights of the layers were obtained using analytic network process consideringthe study purpose in which the slope and soil development had the highest values Finally the potential of area was evaluated through BL without weighting and WLC seperately The first agriculture land use class for irrigation having high potential was not appearedin BL method but other classes were recognized in the area According to WLC the finalmap revealed presence of all agriculture classes in the study area indicating higherflexibility of the method Filed observations in the area confirmed the higher capability ofWLC method comparing to BL method to find the agriculture land use potential in Lenjanregion Keywords Multi criteria evaluation MCE Agricultural land use capability LenjanRegion GIS Bolean logic Analytic network process

عليرضا سفيانيان، محسن سليماني

قدرت ا... سعيدي، سعيد پورمنافي

علي لطفي، سعيد سلطاني