نتایج جستجو برای: farmers willingness to participate in water users associations

تعداد نتایج: 18718655  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1391

with the introduction of communicative language teaching, a large number of studies have concerned with students’ oral participation in language classrooms. although the importance of classroom participation is evident, some language learners are unwilling to engage in oral activities. this passivity and unwillingness to participate in language classroom discussions is known as “reticence”. rev...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

abstract this study was carried out to compare disinfecting effects of nanosilver with other feed disinfectants on layer hen performance, immune system, gastrointestinal microflora and intestinal morphology. total of 90 layers (lsl) were divided into five groups consisting: 1-control, 2- formalin (200 ppm), 3- formaycin (200 ppm), 4- nanosilver in drinking water (7.5 ppm) and 5-nanosilver in f...

2014
Edward Martey Wilson Dogbe

Innovation platforms are established to facilitate open communication and collaboration among various actors usually within a value chain to promote collective resource management. The concept of innovation platform as a strategy of entry point for operationalization, validation and dissemination of agricultural technology have received much attention in recent times among researchers in Ghana....

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
محمد قربانی دانشکده کشاورزی دانشگاه مشهد امین نعمتی دانشکده کشاورزی دانشگاه فردوسی مشهد رضا قربانی دانشکده کشاورزی دانشگاه فردوسی مشهد هومان لیاقتی دانشگاه شهید بهشتی تهران

although there is a tendency worldwide towards alternative methods in effectively managing weeds, use of herbicides to control weeds in conventional agriculture is still inevitable. with regard to externalities (through unsystematic use of herbicides) imposed upon environment, in the present paper it has been tried to study the willingness to pay of wheat farmers to plan for reducing the side e...

Journal: :اقتصاد و توسعه کشاورزی 0
قربانی قربانی نعمتی نعمتی قربانی قربانی

abstract in this study, willingness to pay of 180 wheat farmers in khorasan razavi province to remove weeds in different options and different growth stages in 2008 through logarithmic regression was investigated. the results indicated that farmer's total annual income, being perennial of weeds and dummy variables percent of removing weeds in growth different stages, had positive and significan...

According to experts, the inefficient agricultural sector has a dominant role in degrading water resources all over the world. Farmers’ conservational behavior is an important aspect of new integrated water management studies. Relevantly, various behavioral theories have been proposed in the field of environmental psychology. The main objective of the present comparative analysis and review stu...

Journal: :اقتصاد و توسعه کشاورزی 0
حسن‏نژاد حسن‏نژاد کهنسال کهنسال قربانی قربانی

abstract water pricing is a policy instrument for improving water efficiency, reducing water demand, management of the irrigation systems and recovering costs. the underlying principle of water pricing is that it should reflect the opportunity cost of water. in this study, parametric mathematical programming approache were used to estimate the willingness of farmers to pay for groundwater under...

2016
Yan Tong Haipeng Niu

A large amount of cultivated lands in China is occupied by vacant residential areas, thereby wasting land resources and placing local food security at risk. Therefore, transforming vacant rural residential land back to its previous form is urgently required to maintain the amount of cultivated land and guarantee food security. We comprehensively analyzed the willingness of farmers to participat...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1390

objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

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