Allelopathic activity
Chemical constituents and allelopathic activity of the essential oil from leaves of Eremanthus erythropappus.
... for allelopathic activity often show increased radicle elongation in newly germinated seeds when allelochemicals are present at low concentrations (Gliessman 2014 ...
8
ARTIGO_Chemical composition and allelopathic activity of the essential oil from Callistemon viminalis (Myrtaceae) blossoms on lettuce (Lactuca sativa L.) seedlings
... of allelopathic activity was evaluated with the use of the method that assesses the direct contact of essential oils on germination and vigor of lettuce ...presented allelopathic activity at ...
8
Allelopathic activity of saponins exctracted from Rhododendron luteum Sweet
... З цих позицій актуальним є вивчення біологічної активності сапонінів представника родини Ericaceae Juss., третинного релікта флори України – рододендрона жовтого, Rhododendron luteum[r] ...
4
Allelopathic activity of the picocyanobacterium Synechococcus sp. on unicellular eukaryote planktonic microalgae
... selected Baltic cyanobacteria, diatoms and dinoflagellates on growth of green algae 326. Chlorella vulgaris[r] ...
17
Ranking Mediterranean-type shrubs and trees by their allelopathic activity is not independent of how extract concentration is expressed
... Water extracts from 19 Mediterranean-type shrubs and trees were screened for phytoactivity on germina- tion of lettuce. The existing model for the effects of pH and osmotic pressure on germination requires refit- ting. ...
9
A simple procedure for the purification of active fractions in aqueous extracts of plants with allelopathic properties
... Most studies conducted to test the allelopathic activity of plant parts have made use of water as solvent. However, the presence of polar, water-soluble substances, such as proteins and carbohydrates, tends ...
4
Interspecifi c variation in the allelopathic potential of the family Myrtaceae
... similar allelopathic eff ...the allelopathic eff ects that the aqueous leaf extracts of 15 species belonging to fi ve genera of the Myrtaceae family have on the seed germination and initial seedling growth ...
8
Seasonal variation in allelopathic potential of the leaves of
... Our analyses of fractionated extracts showed that separation of the various compounds reduced their inhibitory activities. Th ese eff ects were observed in the subfractions containing phenolic acids in DSE and in those ...
9
Allelopathic effects of Sonchus oleraceus L. on the germination and seedling growth of crop and weed species
... acid and rutin were approximately the same in both species. The compounds analyzed by HPLC in S. oleraceus may be reasonable candidates for the inhibition which occurred in germination and seedling growth of the target ...
9
Defensive role of allelopathic secondary compounds in plants I: testing two independent general hypotheses
... ditions allelopathic activity requires fine-tuned regulation processes in which compounds act simultaneously, rather than separately or sequen- tially (Rizvi et ...
15
Defensive role of allelopathic secondary compounds in plants: a review of data on two independent general hypotheses
... that allelopathic activity would be predominantly by volatile compounds in dry environments, and by water-soluble compounds in humid ...of allelopathic compounds were ...
14
Allelopathic Evidence in Brachiaria decumbens and its Potential to Invade the Brazilian Cerrados
... decumbens allelopathic potential may remain throughout its lifetime including senescence, as the roots, green leaves and senescent leaves also showed allelopathic ...for allelopathic effects of ...
7
Allelopathic potential of Asarum europaeum toward Lycopersicon esculentum
... the allelopathic effect on the germination material, on Lycopersicon and respectively on Zea mays seedlings ...the allelopathic effect, and even if with a delay, their germination is almost complete, in ...
6
Allelopathic Potential of Orsellinic Acid Derivatives
... potential allelopathic activity bioassays showed that lecanoric acid (1) and its seven derivatives investigated (2-8) did not influenced the germination of ...
8
Allelopathic and bloom-forming picocyanobacteria in a changing world
... neurological system. The experiments also showed that the return to clean water tanks resulted in gradual disappearance of negative effects of exposure to the direct contact with picocyanobacterium Synechococcus sp. This ...
20
Erythroxylum in the chapada do Araripe and the lack of knowledge concerning their allelopathic potential, the aim of this study was to determine the allelopathic potential of five species of Erythroxylum
... The E. stipulosum and E. vacciniifolium extracts significantly affected the development of the primary root of onion. In the test with initial pH, positive allelopathic activity was demonstrated with low ...
7
Allelopathic research in Brazil
... the allelopathic processes that might occur under natural ...on allelopathic activity constitute an open question in Brazilian ...the allelopathic potential of the Brazilian flora in order to ...
18
Chemical composition and evaluation of allelopathic potentials of Adiantum tetraphyllum Humb. & Bonpl. Ex. Willd (Pteridaceae).
... OF ALLELOPATHIC POTENTIALS OF Adiantum tetraphyllum ...The allelopathic potentials of the crude ethanolic extract and fractions were evaluated against Lactuca sativa (letuce) and Allium cepa (onion) ...
6
Assessment of Seed Priming on Germination Improvement of Lathyrus sativus under Allelopathic Components of Juglans regia
... as allelopathic compounds consist of 0, 25, 50, 75 and 100 ...of allelopathic and pretreatment with chemical stimulators were significance on germination percentage, root, shoot and plant length and seed ...
7
Antimicrobial and allelopathic potential of the amides isolated from the roots of Ottonia martiana miq., piperaceae.
... AND ALLELOPATHIC POTENTIAL OF THE AMIDES ISOLATED FROM THE ROOTS OF Ottonia martiana ...antibacterial activity and the identification of the bioactive substance ...an allelopathic effect on Lactuca ...
4