نتایج جستجو برای: farmers awareness of pests

تعداد نتایج: 21174635  

2015
Johnny L. Miranda

In rice production, pest invasion is considered as the most challenging task for crop technicians and farmers. Pest invasion can cause serious losses and affect the income of farmers. It is then important to assess their density for pests forecasting decision making. Existing identification techniques of these species comprise of using different traps to detect their presence. However, these tr...

2015
M. ANANTHI K. VELAYUDHAM M. BALUSAMY P. GNANASOUNDARI

Extensive and inappropriate pesticide use has led to pests developing resistance to major groups of pesticides, resurgence of secondary pests, high pesticide residues in produce and decimation of natural enemies. The adverse effect on human and environmental health cannot be ignored. More and more farmers are coming to realize the short term benefits and long term positive effects of the use of...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
معصومه نصیری دانشجوی کارشناسی ارشد دانشگاه علوم کشاورزی و منابع طبیعی گرگان علی نحفی نژاد استادیار گروه آبخیزداری دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان علی دریجانی استادیار گروه مهندسی اقتصاد کشاورزی دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان امیر سعدالدین استادیار گروه آبخیزداری دانشگاه علوم کشاورزی و منابع طبیعی دانشگاه گرگان

nowadays soil erosion is considered as a serious threat to human's life and his welfare. when soil erosion not properly controlled, the fertility would gradually decrease. adoption of appropriate soil conservation practices along with socio-economic factors' assessment can be used to increase farmers' awareness and acceptance of soil conservation, and to diminish soil erosion dam...

2013
Robooni Tumuhimbise Rob Melis Paul Shanahan Robert Kawuki

Early storage root bulking (ESRB) in cassava has increasingly become important in the national cassava breeding programmes in Africa. To assess farmers' perceptions on ESRB in cassava and identify their cultivar selection criteria, a study was conducted in east and central Uganda. One hundred and twenty cassava farmers were sampled and interviewed following structured questionnaires, and their ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1392

the main purpose of the present study was to investigate the relationship between listening proficiency and metacognitive listening strategies awareness among low, mid, and highly self-regulated students. three hundred and seventy one efl students participated in this study (all grade 3 and 4 high-school students who were studying in khansar in academic year 1391-92). to gather the data, three ...

2017
Fangfang Xun Yecui Hu Ling Lv Jinhui Tong

This study analyzes the primary factors influencing farmers’ awareness of ecosystem services. This study, through questionnaires, conducts research on farmers’ awareness of and demand for ecosystem service functions. The research encapsulates 156 households from 21 groups of villagers in the Guangxi Karst Ecological Immigration District in China. The results of the factors influencing farmers’ ...

Journal: :Environmental monitoring and assessment 2011
Jennifer H Zhao Peter Ho Hossein Azadi

In the past, scientific research has predicted a decrease in the effectiveness of Bt cotton due to the rise of secondary and other sucking pests. It is suspected that once the primary pest is brought under control, secondary pests have a chance to emerge due to the lower pesticide applications in Bt cotton cultivars. Studies on this phenomenon are scarce. This article furnishes empirical eviden...

Journal: :Journal of environmental management 2003
Sanzidur Rahman

Farmers' perception of the environmental impacts of modern agricultural technology diffusion and factors determining such awareness were examined using survey data from 21 villages in three agro-ecological regions of Bangladesh. Results reveal that farmers are well aware of the adverse environmental impacts of modern agricultural technology, although their awareness remains confined within visi...

2017
Laura Estelle Yêyinou Loko Azize Orobiyi Paterne Agre Alexandre Dansi Manuele Tamò Yves Roisin

BACKGROUND Although termites are considered as agricultural pests, they play an important role in maintaining the ecosystem. Therefore, it matters to investigate the farmers' perception of the impacts of the termites on the agriculture and their indigenous utilization. METHODS A semi-structured questionnaire was used to interview 94 farmers through 10 villages of Atacora department, in the no...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2013
ahmed m. abdel rahman mohamed e. hamid

climate change represents the major challenge to sudan agricultural production, economics and food security. changes in temperature, rainfalls, water availability, increased outbreak of pest and diseases, land degradation, soil erosion, shrinking of grazing and cultivate areas, ongoing desertification and the other aspects of climate change have direct significant impact on agricultural product...

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