K. SZABÓ, P. SZABÓ and R. A. HALBRITTER
University of West Hungary, Apáczai Csere János Faculty, Botanical Research Group, 9022 Györ, Hungary
SZABÓÓ, K., P. SZABÓ and R. A. HALBRITTER, 2015. Allelopathiceffects of Cirsiumarvense (L.) Scop. in Hungary. Bulg. J. Agric. Sci., 21: 1012–1021
Among the 76 most dangerous weed species there is the Creeping Thistle, Cirsiumarvense L. Scop., a top ranked weed also in Hungary.Cirsium arvense (L.) Scop. Belongs to the order of Asterales. This is a very species – rich order common on various habitats, with remarkable ecological plasticity. It is an extremely competitive species, the roots, leaf have allelopathic effects: inhibited germination in wheat and sunflower. Cirsiumarvense affects germination of other weeds. We demonstrated that all extracts inhibited test plant germination to certain extent. For test plants winter wheat and maize was used.