@article{YU Huiqian_87, author = {YU Huiqian,ZHANG Qiang,SUN Peng,SONG Changqing}, title = {Impacts of drought intensity and drought duration on winter wheat yield in five provinces of North China plain}, publisher = {Acta Geographica Sinica}, year = {2019}, journal = {Acta Geographica Sinica}, volume = {74}, number = {1}, eid = {87}, pages = {87-102}, keywords = {five provinces of the North China plain;drought intensity;crop yield;food security}, doi = https://www.geog.com.cn/EN/10.11821/dlxb201901007 }