Mach_op_costs
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资源简介：
Econ data file: "Mach_op_costs.csv" — Operation costs for machinery activities, by implement type (determined from Illinois FarmDocs calculator tool, see Trlica et al. (2017))
创建时间：
2016-01-01
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Econ data file: "Mach_op_costs.csv" — Operation costs for machinery activities, by implement type (determined from Illinois FarmDocs calculator tool, see Trlica et al. (2017))