TY - PROGRESS IN GEOGRAPHY A1 - MA Yan, CHEN Liding T1 - Systematical Analysis on Agricultural Resources Utilization in Hailun County Based on Crop Potential Productivity Y1 - 2009-11-25 00:00:00.0 JF - PROGRESS IN GEOGRAPHY JO - PROGRESS IN GEOGRAPHY SP - 998 EP - 1003 VL - 28 IS - 6 UR - {https://www.progressingeography.com/EN/10.11820/dlkxjz.2009.06.023} N1 - 10.11820/dlkxjz.2009.06.023 ER -