近20年中国粮食生产变化特征及其对区域粮食供需格局的影响
|
Change in grain production in China and its impacts on spatial supply and demand distributions in recent two decades
|
图5. Y 1999—2003和Y 2014—2018两个时段各省份人均粮食占有量及人均两大口粮占有量变化情况 |
Fig. 5. Provincial changes of per capita share of grain and rice-wheat in two typical periods Y 1999-2003 and Y 2014-2018 |
![]() |