Inter-provincial Differences in Rice Multi-cropping Changes in Main Double-cropping Rice Area in Chi

• 作 者: WANG Renjing LI Xiubin TAN Min
• 机 构: KeylaboratoryofLandSurfacePatternandSimulation,UniversityofChineseAcademyofSciences
• 出 处: 中国地理科学:英文版
• 发表日期: 2019年1期
• 关键词: multi-cropping change INTER-PROVINCIAL DIFFERENCES cropping system adaption accu
• 基金项目: Under the auspices of National Program on Key Basic Research Project (No.2015CB452706 ).

Since the early 1980 s, the multi-cropping index for rice has decreased significantly in main double-cropping rice area in China, which is the primary double-cropping rice(DCR) production area. This decline may bring challenges to food security in China b