原名:The Effects of Contract Farming on Efficiency and Productivity of Small-Scale Sunflower Farmers in
作品简介:东爪哇。农学院通报 – 佐贺大学 88, 43–55。 Barrett, C. B.、Bachke, M. E.、Bellemare, M. F.、Michelson, H. C.、Narayanan, S…….
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原名:The Effects of Contract Farming on Efficiency and Productivity of Small-Scale Sunflower Farmers in
作品简介:东爪哇。农学院通报 – 佐贺大学 88, 43–55。 Barrett, C. B.、Bachke, M. E.、Bellemare, M. F.、Michelson, H. C.、Narayanan, S…….
