Fig. 2

Flowering and bud break rates in ‘Qinguan’ and ‘Nagafu No. 2’ apple varieties.aFlowering rates on 12 April 2013, 2014, and 2015.bBud break rates on 10 March 2013, 2014, and 2015. Data are presented as the mean ± standard error,n= 12. *p< 0.05; **p< 0.01; ***p< 0.001; ns, non-significant (p> 0.05)