Volume content

Virjinia Doltchinkova, Roumen Nikolov - Unsaturated fatty acids induced changes in surface charge density and light-scattering in pea thylakoids.

Velitchka Georgieva, Christo Tasev, Georgi Sengalevitch - Growth, yield, lead, zinc and cadmium content of radish, pea and pepper plants as influenced by level of single and multiple contamination of soil. III. Cadmium.

Rossen Rachev, Vjara Gancheva, Sebastiana Bojkova, Christo Christov, Tiha Zafirova - Gibberellin biosynthesis by Fuzarium moniliforme in the presence of hydrophobic resin Amberlite XAD-2.

Ljubomira Atanassova, Ivan Stoyanov, Milena Pissarska, Christina Valkova - Salt stressinduced changes of cytokinins in maize and pea plants RNA.

Veneta Kapchina-Toteva, Elena Yakimova. Effect of purine and phenylurea cytokinins on peroxidase activity in relation to apical dominance of in vitro cultivated Rosa hybrida L.

Petranka Yonova, Elena Guleva, Ekaterina Zozikova, Emilia Kotseva - Chemical structure and plant growth regulating activity of some novel 1,1'-polymethylenebis (3-substituted) ureas.

Elena Genova, Gergana Komitska, Yundina Beeva - Study on the germination of Atropa belladonna L. seeds.

Irina Pouneva - Evaluation of algal culture viability and physiological state by fluorescent microscopic methods.

Yuzeir Zeinalov - A kinetic version of the model of Kok.

Review
Losanka Popova, Tania Pancheva, Alexandra Uzunova - Salicylic acid: properties, biosynthesis and physiological role.

Review
Mariela Odjakova, Christina Hadjiivanova - Animal neurotransmitter substances in plants.