明清时期京津冀地区蝗灾的时空特征及环境背景*
, 李钢, 陈海Spatial-temporal characteristics and environmental background of locust plague in Beijing-Tianjin-Hebei region during Ming and Qing Dynasties
Kong Dongyan1, 2 , Li Gang1, 2 , Chen Hai1, 2
, Li Gang, Chen Hai