Paitoon Aobchey. 2007. Production of natural pigments by callus cultures of roots of Morinda angustifolia Roxb. and leaves of Indigofera tinctoria Linn. Field of Study Biotechnology, Chiang Mai Univerity;
Paitoon Aobchey. (2007) Production of natural pigments by callus cultures of roots of Morinda angustifolia Roxb. and leaves of Indigofera tinctoria Linn. . Chiang Mai Univerity/Chiang Mai.
Paitoon Aobchey. Production of natural pigments by callus cultures of roots of Morinda angustifolia Roxb. and leaves of Indigofera tinctoria Linn. . Chiang Mai:Chiang Mai Univerity, 2007.
Paitoon Aobchey. (2007) Production of natural pigments by callus cultures of roots of Morinda angustifolia Roxb. and leaves of Indigofera tinctoria Linn. . Chiang Mai Univerity/Chiang Mai.