Figure 3From: Effects of abscisic acid and brassinolide on photosynthetic characteristics of Leymus chinensis from Songnen Plain grassland in Northeast ChinaDaily changes in photosynthetic parameter of L. chinensis under ABA and BR treatments. ( A ) net photosynthetic rate, PN, ( B ) stomatal conductance, gs, ( C ) transpiration rate, E, ( D ) ratio of stomatal and sub-stomatal CO2 concentrations, Ci/Ca, and ( E ) water use efficiency, WUE.Back to article page