sclerotinia stem rot (ssr), caused by sclerotinia sclerotiorum, is believed as the most important disease of canola (brassica napus) in iran. temporal analysis of the disease epidemics was carried out by evaluating ssr in 80 fields in four locations of: gorgan, aliabad, kalaleh and gonbad in golestan province during 2006 and 2007. scouting of the fields to record disease incidence (i) and disea...

landscape metrics quantifies structural features of the landscape. one of the advantages of these metrics is a possibility to use them in fast cumulative assessment of the development activities in the environment. in this paper, the cumulative effects of road network expansion on the tree cover of gorgan, kordkuy, aliabad townships in golestan province were investigated. to prepare the require...

rural sustainable development is one the most important components of achievement to sustainable development in a national scale which is not doable without using an efficient management. therefore, recognizing the problems ahead of local management in the scale of various geographical regions of the country and attempting to solve them by using proper course of actions could be instrumental. i...

The impetus behind the current study was to get the best use of all possible pathways of the learner’s brain. Multiple-pathway model, one model of brain-based instruction, on which the current study was based, has synergic effect addressing sensory-motor, emotion, reward, attention, memory, language, frontal lobe (executive function), and social pathways of the learner’s brain altogether. To th...

entrepreneurship courses had a tremendous potential to improve the knowledge and skills of thestudents in agricultural applied-scientific education centers (aasecs) to make a business aftergraduating. this study was designed to analyze barriers of entrepreneurship education coursesdelivering in aasecs in fars province. the population of the study consisted of all 1018 students infour aasecs in ...

infection status of soybean field to tobacco ringspot virus (trsv) in golestan provincein order to serological detection of tobacco ringspot virus in soybean fields of golestan province, during 2008 growing season, infected samples of dpx, gorgan3, williams, pershing and jk cultivars with leaf malformation, stunting, necrosis and terminal bud blight symptoms, were collected and tested by enzyme...