Spatial-temporal pattern and obstacle factors of cultivated land ecological security in major grain producing areas of Northeast China: A case study in Jilin Province.
ZHAO Hong-bo1,2, MA Yan-ji1
(1Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Changchun 130102, China; 2University of Chinese Academy of Sciences, Beijing 100049, China)
ZHAO Hong-bo1,2, MA Yan-ji1. Spatial-temporal pattern and obstacle factors of cultivated land ecological security in major grain producing areas of Northeast China: A case study in Jilin Province.[J]. Chinese Journal of Applied Ecology.