supported by the National Natural Science Foundation of China (No. 31401895);‘Young Talents’ project of Northeast Agricultural University of China (No. 14Q10);financial support to the first author for his visiting research in Italy (No. 201606615002);The ozone FACE was financed by the Foundation Cassa di Risparmio of Florence (No. 2013/7956);supported in part by the LIFE15 ENV/IT/000183 project MOTTLES
Tropospheric ozone(O3) is a major air pollutant and causes serious injury to vegetation. To protect sensitive plants from O3 damage, several agrochemicals have been assessed,including cytokinin(e.g., kinetin, KIN)...