Analysis on Impact of Fragmentation Based on Landscape Index to Cultivated Land Use Efficiency—A Case on Lixiahe District in Yangzhou City
LI Xin, OU Ming-hao, MA Xian-lei
JOURNAL OF NATURAL RESOURCES . 2011, (10): 1758 -1767 .  DOI: 10.11849/zrzyxb.2011.10.012