This research was conducted to evaluate the sustainability of rice production using fuzzy logic in Mazandaran province,Iran.The untapped use of modern agricultural technology,such as agricultural machinery,has become ...This research was conducted to evaluate the sustainability of rice production using fuzzy logic in Mazandaran province,Iran.The untapped use of modern agricultural technology,such as agricultural machinery,has become a global dilemma,which has forced governments and environmentalists to take a serious stand against the dangers of massive non-standard agricultural practices in the environment.Three types of mechanization,socioeconomic,and economic modeling were used to determine the sustainability and their values were collected through interview method using a 320-item questionnaire from 2016 to 2018.Land evaluation was carried out using soil and climate characteristics,so that about 27.4%of the area was in the perfectly suitable range(S1),35.2%in the appropriate range(S2),19.5%in the critical range(S3),and 17.9%in the inappropriate range(N)for rice cultivation.Farmers were selected from two regions(R1 and R2)by the GIS on two lower levels and more than one hectare(A1,A2)according to agricultural methods(mechanical and traditional).The results showed that the highest and lowest means of the product were 4314.44 and 3501.95 kg ha1,respectively.The sustainability of production was within the range of“sustainability”and“almost sustainable”in terms of mechanistic and economic factors in the fuzzy range of“moderate sustainability”and also with respect to social factors that are in a better position than mechanistic and economic indicators.Results of final sustainability model showed that the average of the lasting sustainability index was in the range of“almost unsustainable”and“moderate sustainability”.展开更多
With regard to the importance of selecting an appropriate tractor in rural areas which is one of the main tasks for most farmers,the aim of this study is to select the best tractor in Ghaemshahr and Ahvaz cities of Ir...With regard to the importance of selecting an appropriate tractor in rural areas which is one of the main tasks for most farmers,the aim of this study is to select the best tractor in Ghaemshahr and Ahvaz cities of Iran.The methodology of the paper is descriptiveanalytic and data were collected through library and field works(interviews and questionnaires).The statistic population of this study was 25 tractors in Ghaemshahr and Ahvaz,in that 15 tractors were chosen randomly,and the data were analyzed using AHP(analytic hierarchy process).The results showed that the maximum effect regarding the selection of tractor belonged to the maintenance with 49.4%and the minimum went to ergonomic effect with 7%in Ahvaz and the maximum effect was related to price with 29.6%and the minimum went to ergonomic effect with 6.8%.ITM285 and Romania 650 with 83%were the best tractors in Ahvaz and John Deere 6150 with 83%was the best tractor in Ghaemshahr city.Incompatibility ratio for all the comparisons was zero,so the criteria are completely compatible with the aims and options.展开更多
文摘This research was conducted to evaluate the sustainability of rice production using fuzzy logic in Mazandaran province,Iran.The untapped use of modern agricultural technology,such as agricultural machinery,has become a global dilemma,which has forced governments and environmentalists to take a serious stand against the dangers of massive non-standard agricultural practices in the environment.Three types of mechanization,socioeconomic,and economic modeling were used to determine the sustainability and their values were collected through interview method using a 320-item questionnaire from 2016 to 2018.Land evaluation was carried out using soil and climate characteristics,so that about 27.4%of the area was in the perfectly suitable range(S1),35.2%in the appropriate range(S2),19.5%in the critical range(S3),and 17.9%in the inappropriate range(N)for rice cultivation.Farmers were selected from two regions(R1 and R2)by the GIS on two lower levels and more than one hectare(A1,A2)according to agricultural methods(mechanical and traditional).The results showed that the highest and lowest means of the product were 4314.44 and 3501.95 kg ha1,respectively.The sustainability of production was within the range of“sustainability”and“almost sustainable”in terms of mechanistic and economic factors in the fuzzy range of“moderate sustainability”and also with respect to social factors that are in a better position than mechanistic and economic indicators.Results of final sustainability model showed that the average of the lasting sustainability index was in the range of“almost unsustainable”and“moderate sustainability”.
基金A part of the financial support was provided by the Ramin Agriculture and Natural Resources University of Khuzestan Iran,is kindly acknowledged.
文摘With regard to the importance of selecting an appropriate tractor in rural areas which is one of the main tasks for most farmers,the aim of this study is to select the best tractor in Ghaemshahr and Ahvaz cities of Iran.The methodology of the paper is descriptiveanalytic and data were collected through library and field works(interviews and questionnaires).The statistic population of this study was 25 tractors in Ghaemshahr and Ahvaz,in that 15 tractors were chosen randomly,and the data were analyzed using AHP(analytic hierarchy process).The results showed that the maximum effect regarding the selection of tractor belonged to the maintenance with 49.4%and the minimum went to ergonomic effect with 7%in Ahvaz and the maximum effect was related to price with 29.6%and the minimum went to ergonomic effect with 6.8%.ITM285 and Romania 650 with 83%were the best tractors in Ahvaz and John Deere 6150 with 83%was the best tractor in Ghaemshahr city.Incompatibility ratio for all the comparisons was zero,so the criteria are completely compatible with the aims and options.
