highly significantp < 0.01
A two-tailed t -test showed highly significant differences ( p < 0.01) in pigment concentration for Chl a , Chl b , and the pigments X1-X4 during the exponential growth phase.
A two-tailed t -test showed highly significant differences ( p < 0.01) in pigment concentration for Chl a , Chl b , and the pigments X1-X4 during the exponential growth phase.