Media type: E-Article Title: How do outsourcing services affect agricultural eco-efficiency? Perspectives from farmland scale and technology substitution Contributor: Zhang, Peiwen; Lu, Hua; Geng, Xianhui; Chen, Yijing Published: Informa UK Limited, 2023 Published in: Journal of Environmental Planning and Management (2023), Seite 1-25 Language: English DOI: 10.1080/09640568.2023.2246170 ISSN: 0964-0568; 1360-0559 Origination: Footnote: