نتایج جستجو برای: land use optimization

تعداد نتایج: 2086695  

Journal: :international journal of geo science and environmental planning 0
moslem heydari management and planning in natural resources, watersheds and environmental sciences afshin honarbakhsh river hydrodynamic mahdi pajoohesh erosion and sedimentation of soil maryam zangiabadi operation research, programming, planning

in recent years, due to absence of integrated watershed management in most regions, natural resources have witnessed numerous damages with severe floods as one of its consequences which further leads to economic, social and environmental damages. presently, there is no optimal utilization of land in most watersheds hence no optimal model matching with facilities and objectives is used in the wa...

Journal: :ecopersia 2015
masoud masoudi parviz jokar

land-use planning is a science that determines the type optimum of land-use through studying the ecological characteristics of the land as well as its socio-economic structure. the primary objective of this study is to evaluate the land-use and natural resources for future sustainable land planning using gis. in this study, the makhdoom’s systematic method was used to analyze the ecological and...

Journal: :دانش آب و خاک 0
مهناز بازوبندی دانشجوی کارشناسی ارشد بیابان زدایی، دانشکده کویرشناسی، دانشگاه سمنان محمد رحیمی استادیار دانشکده کویرشناسی، دانشگاه سمنان آرش ملکیان دانشیار دانشکده منابع طبیعی، دانشگاه تهران سعید قره چلو استادیار دانشکده کویرشناسی، دانشگاه سمنان سید علی اصغر هاشمی استادیار مرکز تحقیقات منابع طبیعی استان سمنان

land use optimization is one of the appropriate methods for soil conservation which helps decision makers and watershed planners in order to make the optimum decision among different land uses. the main objective of this research was to find the optimum area of each land use to reduce soil erosion rate as well as to increase the income of stakeholders in golroudbar watershed located in semnan p...

Journal: :international journal of environmental research 2014
y.l. liu d.w. tang x.s. kong y.f. liu t.h. ai

land-use spatial allocation is a multi-objective collaborative spatial optimization methodfor rational use of the land use. based on global search capabilities and the information feedbackmechanism of ant colony optimization (aco), a land-use spatial allocation model (aco-la) isproposed. firstlyfirst, a construction graph is built for modeling the land-use spatial allocationproblem. secondlysec...

Journal: :iran agricultural research 2015
m. shahvali shahvali f. ebrahimi

abstract- agricultural extension agents should provide dry land producers with appropriate education to make them more interested in learning about water use optimization. therefore, it is recommended to accompany education with art. in this regard, a study, using the randomized experimental research design, was carried out among dry land grape producers in herayjan village, southwest iran, usi...

Journal: :مرتع و آبخیزداری 0
حشمت اله آقارضی عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی استان مرکزی مهدی مردیان دانشجوی دکتری آبخیزداری دانشگاه علوم کشاورزی و منابع طبیعی ساری علی اکبر داوودی راد دانشجوی دکتری آبخیزداری دانشگاه تربیت مدرس و عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی استان مرکزی داوود نیک کامی دانشیار پژوهشکدة حفاظت خاک و آبخیزداری

land use optimization using linear programing is a method in watershed management for access to production sustainability and decreasing of soil erosion. the sensitivity analysis of the model can with investigation of results influence form changes in input parameters, lead to decrease the uncertainty in decision-making of management programs. so in this research, linear programming model using...

Journal: :international journal of environmental research 2010
h.h. zhang y.n. zeng l. bian

in this study, under the constraint of resource-saving and environment-friendliness objective, based on multi-agent genetic algorithm, multi-objective spatial optimization (moso) model for land use allocation was developed from the view of simulating the biological autonomous adaptability to environment and the competitive-cooperative relationship. the model was applied to solve the practical m...

Journal: :environmental resources research 0
hamidreza kamyab gorgan university of agricultural sciences and natural resources abdolrassoul salman mahiny associate professor, faculty of fisheries and environmental sciences, gorgan university of agricultural science & natural resource mohammad shahraini assistant professor, engineering & technological collage, golestan university

in this paper, landscape allocation using genetic algorithm (laga), a spatial multi-objective land use optimization software is introduced. the software helps in searching for optimal land use when multiple objectives such as suitability, area, cohesion and edge density indices are simultaneously involved. laga is a flexible and easy to use genetic algorithm-based software for optimizing the sp...

F. EBRAHIMI M. SHAHVALI SHAHVALI

ABSTRACT- Agricultural extension agents should provide dry land producers with appropriate education to make them more interested in learning about water use optimization. Therefore, it is recommended to accompany education with art. In this regard, a study, using the randomized experimental research design, was carried out among dry land grape producers in Herayjan village, Southwest Iran, usi...

Journal: :journal of agricultural science and technology 2011
m. vafakhah m. mohseni saravi

land use optimization is one of the appropriate methods for soil conservation programs that allow watershed managers and decision makers to choose the best land use practices. with the objective of optimizing land use to minimize soil erosion, the present research was conducted in one of the taleghan sub-basins in iran, namely, orazan sub-basin, with an area of 2,706 ha. to achieve the objectiv...

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