Apiculture knowledge transmission in a changing world: Can family-owned knowledge be opened?  Yuta Uchiyama, Hikaru Matsuoka, Ryo Kohsaka  Journal of Ethnic Foods  Volume 4, Issue 4, Pages 262-267 (December 2017) DOI: 10.1016/j.jef.2017.09.002 Copyright © 2017 Korea Food Research Institute Terms and Conditions

Fig. 1 Bottled bee honey of Nagano. Journal of Ethnic Foods 2017 4, 262-267DOI: (10.1016/j.jef.2017.09.002) Copyright © 2017 Korea Food Research Institute Terms and Conditions

Fig. 2 Relative percentage of respondents in individual age groups. Journal of Ethnic Foods 2017 4, 262-267DOI: (10.1016/j.jef.2017.09.002) Copyright © 2017 Korea Food Research Institute Terms and Conditions

Fig. 3 Rates of respondents with different information channels in “superior group” and “inferior group” of (A) number of bee colonies, (B) shares of beekeeping in household income, (C) years of experience. Journal of Ethnic Foods 2017 4, 262-267DOI: (10.1016/j.jef.2017.09.002) Copyright © 2017 Korea Food Research Institute Terms and Conditions

Fig. 4 Rates of respondents with different information channels in “superior group” and “inferior group” of (A) years after obtaining the relevant knowledge and (B) experience of using unique ecological methods of beekeeping. Journal of Ethnic Foods 2017 4, 262-267DOI: (10.1016/j.jef.2017.09.002) Copyright © 2017 Korea Food Research Institute Terms and Conditions

Journal of Ethnic Foods 2017 4, 262-267DOI: (10. 1016/j. jef. 2017. 09 Copyright © 2017 Korea Food Research Institute Terms and Conditions