共 50 条
- [1] ECONOMIC EFFICIENCY OF TRACTORS ON PUNJAB FARMS. [J]. AMA, Agricultural Mechanization in Asia, Africa and Latin America, 1982, 13 (01): : 22 - 26
- [2] Breed Preference and Affecting Factors in Dairy Cattle Farms. The Case of Siirt Province [J]. KSU TARIM VE DOGA DERGISI-KSU JOURNAL OF AGRICULTURE AND NATURE, 2020, 23 (05): : 1393 - 1405
- [3] SOME FACTORS AFFECTING THE RATE OF RETIREMENT OF FARMS IN THE SUBMARGINAL LAND AREA OF OHIO [J]. JOURNAL OF FARM ECONOMICS, 1944, 26 (04): : 737 - 753
- [8] Technical efficiency of irrigated farms. Parametric versus non parametric approach [J]. NEW MEDIT, 2010, 9 (02): : 32 - 41