Influence of physiologically active substances of the soil humus on the activity of glucose-6-phosphate-dehydrogenase in pea (Pisum sativum L.) roots F. PospíšiL Original Papers Pages: 161 - 166
Effect of humic acids on the inhibition of pea choline esterase and choline acyltransferase with malathion Rita Malini de AlmeidaF. PospíšilM. Kutáček Original Papers Pages: 167 - 175
Nitrate reductase activity in the course of cucumber leaf ontogenesis Marie BláhováV. Segbťa Original Papers Pages: 176 - 182
The content and composition of the essential oil in the course of Anthodium development in wild camomile (Matricaria chamomilla L.) M. RepčákJolana HalásováD. Podhradský Original Papers Pages: 183 - 191
Préparation de cellules isolées de mesophylle deValerianella olitoria Poll, et étude de leur aptitude à l’absorption du 3-O-méthyl-D-glucose Françoise de Bock Original Papers Pages: 192 - 204
Protection of potato virus X infection by plant extracts L. P. AwasthiK. Mukerjee Original Papers Pages: 205 - 209
Ecology and phytogeography of high altitude plants of the Northwest Himalaya Danuše Hodáňová Book review Pages: 209 - 209
The localization and the isoenzymes of α- and β-Galactosidases in root tips K. BenešVěra Hadačová Original Papers Pages: 210 - 217
Cytokinin-like activity in sea water andFucus vesiculosus L Teresa KentzerR. SynakA. Banas Original Papers Pages: 218 - 225
Stimulation of bulb growth in onion (Allium cepa L.) by N,N-diethyl-N-(2-hydroxyethyl)glycine J. S. Knypl Original Papers Pages: 226 - 230
Root formation in pea cuttings: Effects of combined application of auxin and cytokinin at different developmental stages S. Mohammed Original Papers Pages: 231 - 236
Vegetation and production ecology of an Alaskan Arctic Tundra Danuše Hodáňová Book review Pages: 236 - 236
A leaf dip method for routine identification of plant viruses using the latex agglutination test J. Polák Brief Communication Pages: 237 - 238