Fig. 4: Explanatory power ranking of factors influencing rural multifunctionality in Heilongjiang Province from 2000 to 2020.

The effects of social, economic, and natural factors on rural multifunctionality were shown as symbols of different shapes, which were sorted from high to low according to the magnitude of the effects in the whole study area and three subregions with different population sizes from 2000 to 2020 in this figure.