Adel Amori; Habibolah Roshanfekr; Peyman Hasibi
Abstract
In order to study of yield and some forage quality traits of mixcropping on rows of oat and vetch, an experiment was conducted based on randomized complete block designed with seven treatments and three replications at the research farm of Agriculture faculty of Shahid Chamran University of Ahvaz in ...
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In order to study of yield and some forage quality traits of mixcropping on rows of oat and vetch, an experiment was conducted based on randomized complete block designed with seven treatments and three replications at the research farm of Agriculture faculty of Shahid Chamran University of Ahvaz in 2014-2015 growing season. Treatments were included different sowing ratios of 100: 0, 70:30, 60:40, 50:50, 40:60, 30:70 and 0:100, respectively, oat and vetch. Mixcropping was performed using a replacement method. The evaluated characteristics were included wet and dry forage yield, crude protein yield, percent crude protein, crude fiber, ash, percent soluble carbohydrates, oat and plant height, tiller numbers. The highest forage yield (105.26 t ha-1), dry (29.47 t ha-1) and protein yield (2.27 t ha-1) were obtained from 60 percent of oat and 40 percent vetch sowing ratio. The higher percent of crude protein (17.49 percent) and the most percent of ash (7.37 percent) and the lowest percent of crude fiber was obtained in monoculture of vetch. The highest amount of soluble carbohydrates (12.66 percent) were obtained in 30 percent of oat and 70 percent vetch. The highest land equivalent ratio for wet (1.26) and dry (1.60) forage yield and protein yield (1.50) were obtained, respectively, 50 percent and 50 percent of oat and vetch and 60 percent oat + 40 percent vetch. According to the results of the present study, it seems that oat and vetch mixcropping on row in terms of forage quality and quantity, can recommend as an appropriate manner compared to monocultures of the studied species.
sakineh sadri; Majid Poor Yousef; Ali Soleimani
Abstract
In order to study of use advantage in the intercropping system fennel (Foeniculum vulgare Mill) and fenugreek (Trigonella foenum-graecum L) in different ratios of intercropping and sole cropping, an experiment with use replacement and additive intercropping based on randomized complete block design with ...
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In order to study of use advantage in the intercropping system fennel (Foeniculum vulgare Mill) and fenugreek (Trigonella foenum-graecum L) in different ratios of intercropping and sole cropping, an experiment with use replacement and additive intercropping based on randomized complete block design with three replications was conducted at the Research Station of Faculty of Agriculture, University of Zanjan, Iran, during growing season 2012. Treatments included additive intercropping in three levels (100 percent fennel + 33, 66 and 100 percent fenugreek), replacement intercropping in six levels (1:1, 1:2, 2:1, 2:2, 1:3, 3:1), Sole fennel and Sole fenugreek. Results showed that the highest grain yield of Fenugreek was obtained in pure stand of Fenugreek and the lowest of mentioned trait was obtained in the 75 percent fennel + 25 percent fenugreek (3:1) replacement series. Also the highest and the lowest fennel grain yield were obtained in 100 percent fennel + 33 percent fenugreek additive series and 25 percent fennel + 75 percent fenugreek (1:3) replacement series respectively. yield of essential oil at 100 percent fennel + 33 percent fenugreek additive series were higher compared with sole cropping. The highest Land Equivalent and Relative Value Total obtained from 100 percent fennel + 33 percent fenugreek additive series. The highest Actual Yield Loos or gain (AYL) and intercropping advantage (IA) obtained from 25 percent fennel + 75 percent fenugreek (1:3) replacement series. Aggressively index revealed that in most sowing ratios fennel was dominant and fenugreek was defeated.