Fig. 1

Shake cultivation and biomembrane surface cultivation for production of red pigments of P. novae-zelandiae. a Color comparison and b the maximum color value (CV) and concentration of red pigment on day 8
Shake cultivation and biomembrane surface cultivation for production of red pigments of P. novae-zelandiae. a Color comparison and b the maximum color value (CV) and concentration of red pigment on day 8