Über die Teilungsfähigkeit polyploider Zellen und die Restitution der mixoploiden Wurzelspitzen Bohumil Němec OriginalPaper Pages: 161 - 169
The effect of carbon dioxide on the cellular structures of wheat, barley and onion Marie Naděžda Končalová OriginalPaper Pages: 170 - 175
Über die interferenz des tabakmosaikvirus mit dem gurkenmosaikvirus in der tabakpflanze Jaroslav Brčák OriginalPaper Pages: 176 - 181
The activity of catalase and phosphatase in wheat when controlling the growth rate Svatava FialováMarie Dobřemyslová OriginalPaper Pages: 182 - 190
Über die korrelative Erhaltung entspreiteter Blattstiele Rudolf Dostál OriginalPaper Pages: 191 - 202
The influence of stimulating doses of 6-benzylaminopurine on awakening apple buds and on their consumption of oxygen L. ChvojkaM. TrávníčekM. Zakouřilová OriginalPaper Pages: 203 - 206
Changes in the colour of potato tubers after irradiation of isolated sprouts M. ŠmálikR. HončarivA. Kubíková OriginalPaper Pages: 207 - 210
Гистохимическое доказательство эстеразы азокопуляционным методом в корневой верхушке бобаVicia faba L. K. Beneš OriginalPaper Pages: 211 - 219
Differenzialdiagnostische Wirtspflanzen fürAgrobacterium tumefaciens undAgrobacterium rhizogenes Jaroslav Limberk OriginalPaper Pages: 220 - 225
New Methods of Chromatographic Separation of Gibberellins A1 and A3 Milan KutáčekJan RosmtjsZdeněk Deyl OriginalPaper Pages: 226 - 231
The Electron Microscopic Investigation of Changes in Cytoplasmic Structures in Leaves ofCucumis sativa L. Infected with Cucumber Virus 4 Ivan Hešel OriginalPaper Pages: 232 - 238
An Anatomical Study of the Effect of Gibberellic Acid on Differentiation of the Shoot Apex in the SpeciesPerilla ocimoides L. in Short and Long Days B. HořavkaJ. KrekuleF. Seidlová OriginalPaper Pages: 239 - 245
The Effect of Acute Irradiation of Balsam Seeds(Impatiens balsamina L. ) on the Formation of Anthocyanins in Blossoms Eva Klozová OriginalPaper Pages: 246 - 254
The Origin of Radiomutants of the Chlorine type inArabidopsis thaliana L. (HEYNH.) Milan Sosna OriginalPaper Pages: 255 - 259