资源与生态学报
The Ecosystem Service Function of Shandong Xiajin Yellow River Ancient Mulberry Trees System and Its Effect on Regional Ecosystem
SUN Xueping, WANG Bin, LIU Moucheng, LIU Weiwei
Journal of Resources and Ecology . 2016, (3): 223 -230 .  DOI: 10.5814/j.issn.1674-764x.2016.03.011