نتایج جستجو برای: agricultural researchers

تعداد نتایج: 272110  

Journal: :Pest management science 2003
David J Chitwood

The recent de-registration of several chemical nematicides and the impending loss of methyl bromide from the pest-control market necessitate the development of new methods for controlling nematode-induced crop damage. One approach for developing novel target-specific controls is by exploiting fundamental differences between the biological processes of nematodes and their host plants. Researcher...

2008
Robbie Ali Kenneth Olden Shunqing Xu

BACKGROUND In the past 25 years, China has experienced remarkable economic growth and rapid agricultural-to-industrial and rural-to-urban transitions. As a consequence, China now faces many daunting environmental challenges that are significantly affecting human health and quality of life, including indoor and outdoor air pollution, water pollution, deforestation, loss of agricultural land, and...

2013
Jyothi Patil

India’s agricultural sector faces a series of problems when it comes to increasing crop productivity. Despite the efforts of researchers to discover productive agricultural practices, crop yield has not been the most pleasing, and one global reason stated for this poor crop yield is the insect pests. Predicting in advance the occurrence of peak activities of a given pest could enable the develo...

Journal: :razavi international journal of medicine 0
mehdi dadkhah information science scientist, isfahan, ir iran; information science scientist, isfahan, ir iran glenn borchardt progressive science institute, berkeley, california, usa

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سمیرا ادیب کارشناس ارشد گروه ترویج و آموزش کشاورزی دانشگاه آزاد اسلامی واحد بیرجند کوروش روستا دانشیار گروه ترویج و آموزش کشاورزی دانشگاه آزاد اسلامی واحد بیرجند

the effects of agricultural information on the technical knowledge of the greenhouse owners in south khorasan province are dealt with in this study. research a descriptive-correlational methodology was ployed, and in terms of time, it was limited to the activities of the elements of knowledge and agricultural information as obtained from greenhouses during 2009. the study population consisted o...

Journal: :Teachers and Curriculum 2019

Journal: :Archives of Disease in Childhood 2002

Journal: :Poultry Science 1992

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