عنوان مقاله [English]
The aim of this study was to investigate the role of educational and promotional activities on the Poplar farmers (fertilizing, irrigation, weeding, pest control, pruning, plowing, selecting seedlings and spacing) in the city of Urmia. In this study, descriptive and causal-communication methods were used and poplar farmers in Urmia city were considered as statistical society. Based on random sampling 76 people were considered as statistically samples. Based on the obtained results in the profited by education and promotion activities, it was found that 31.6% of farmers in the field of manure, 50% in the field of fertilizer, 57.9% in the field of irrigation volume, 52.6% in the field of the irrigation frequency, 36.8% in the field of weeding out, 73.7% in the field of pest control, 73.7% in the field of pruning, 78.9% in the field of the plow and 52.6% in the field of spacing, profited by educational and promotional activities low or very low. The results of regression analysis showed that 66% of the variability of manure, 62% of the variability in chemical fertilizer, 61% of the changes in water volume, 81% of the variability in the frequency of irrigation, 67% of weeding out variations, 78% change in pest control, 49% of variability in pruning, 56% of variability in plowing and 89% of variability in spacing, were affected by educational and promotional activities.