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颁布单位:[University of the Free State] |
颁布时间:2014 |
实施时间:2014 |
学科分类:[["Thesis, (Ph.D., (Agricultural, Economics))--University, of, the, Free, State,, 2014","Climatic, changes, --, Economic, aspects, --, Africa,, East","Horticulture, --, Kenya","Horticulture, --, Tanzania","Horticulture, --, Uganda","International, trade, --, Africa,, East","European, Union"]]
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颁布单位:[University of the Free State] |
颁布时间:2014 |
实施时间:2014 |
学科分类:[["Productivity","Smallholder, farmers","Maize","Technical, efficiency","Factors, affecting, technical, efficiency","Stochastic, frontier, analysis","Corn, --, Ethiopia","Farms,, Small, --, Ethiopia","Agriculture, --, Economic, aspects, --, Ethiopia","Dissertation, (M.Sc.Agric., (Agricultural, Economics))--University, of, the, Free, State,, 2014"]]
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颁布单位:[University of the Free State] |
颁布时间:2014 |
实施时间:2014 |
学科分类:[["Thesis, (Ph.D., (Agricultural, Economics))--University, of, the, Free, State,, 2014","Nitrogen, fertilizers","Agricultural, chemicals","Agricultural, productivity","Agriculture, --, Economic, aspects","Environmental, risk, assessment"]]