Citation: R. Wejnar et al., INVESTIGATIONS ON PHOTOSYNTHETIC PIGMENTS IN LEMNACEAE .15. INFLUENCEOF THE SELECTIVE HERBICIDE 2,4-DICHLORPHENOXYACETIC ACID ON THE GROWTH AND PIGMENT SYNTHESIS IN MIXOTROPHICALLY, AUTOTROPHICALLY, AND HETEROTROPHICALLY CULTIVATED LEMNA-GIBBA PLANTS, Angewandte Botanik, 68(5-6), 1994, pp. 168-171