TY - JOURNAL OF NATURAL RESOURCES A1 - YANG Hao-ran, WU Qun T1 - Study on the Eco-efficiency of Land Use Transformation in Jiangsu Province from the Perspective of Carbon Emission—Based on the Mixed Directional Distance Function Y1 - 2017-10-20 00:00:00.0 JF - JOURNAL OF NATURAL RESOURCES JO - JOURNAL OF NATURAL RESOURCES SP - 1718 EP - 1730 VL - 32 IS - 10 UR - {https://www.jnr.ac.cn/EN/10.11849/zrzyxb.20160906} N1 - 10.11849/zrzyxb.20160906 ER -