TY - JOUR A1 - Baumann, Ingrid A1 - Eckermann, Nora T1 - Ploidy level and chlorophyll content of single plastids and cells from callus cultures during conversion to autotrophic growth Y1 - 1994 ER - TY - JOUR A1 - Freiberg, Alexander A1 - Baumann, Ingrid A1 - Baumann, Guido T1 - Lipids in callus cultures of sugar beet determined by AMD (automated multiple development) of high-performance thin layer chromatography plates Y1 - 1998 ER - TY - JOUR A1 - Baumann, Ingrid A1 - Eckermann, Nora A1 - Krause, Udo A1 - Baumann, Guido T1 - Effects of sucrose in the culture medium on cytological characteristics, pigments and photosynthetic activity of green callus cultures of sugar beet Y1 - 1994 ER - TY - JOUR A1 - Baumann, Ingrid T1 - Cytologische Untersuchungen an Kalluskulturen der Zuckerrübe beim Übergang von heterotrophen in den autotrophen Ernährungszustand Y1 - 1994 ER -