Relationship between photosynthetic characteristics of 4 evergreen and PM2.5 in winter of north
YANG Jing-hui, LUO Hong, ZHANG Ban-ban, JI Xin-ning, ZHOU Qiang, ZHAO Li-wei
Journal of Tianjin Agricultural University . 2018, (1): 29 -32 .  DOI: 10.19640/j.cnki.jtau.2018.01.007