Nematicidal activity of monoterpenoids against the pine. Management of nematodes is a very hectic job due to a highly diverse group of organisms. Nematicidal activity of compounds identified in ajowan, allspice and litsea are shown in table 4. The highest nematicidal activity was recorded for p nitrophenol followed by m nitrophenol, o nitrophenol and p bromophenol, with an ec 50 after 1 day of immersion of about 0. Review paper ns1 effect of terpenoids on nematodes.
Ten dif ferent plants were collected from in and around sivakasi area. Turpentine, the socalled resin of pine trees, is the viscous pleasantly smelling balsam which flows upon cutting or carving the bark and the new wood of several pine. Nematicidal activity of essential oils from aromatic plants. More terpenes were identified in the eo and their yield was higher. Nematicidal activity of mint aqueous extracts against the. Sep 15, 2016 essential oils eos from moroccan ecotypes of artemisia herbaalba, citrus sinensis, rosmarinus officinalis and thymus satureioides and their main components were comparatively evaluated for their in vitro activity against the phytonematode species meloidogyne incognita, pratylenchus vulnus and xiphinema index. The nematicidal activities of the isolated compounds against m. The pesticides of natural origin are relatively safer but equally effective compared with their chemically synthesized predecessors 9. Pdf nematicidal activity of some essential plant oils from.
But modification of the methylene lactone moiety in this compound lowers nematicidal activity. Studies on the activity of plant eos and their terpenoid constituents against. Most of the synthesized compounds showed moderate to good nematicidal activity against meloidogyne incognita. Nematicidal activity of the alkaloids from macleaya cordata. Baskaran abstract nematicidal activities of extracts from plants were assayed against meloidogyne incognita. To find lead compounds for new nematicide development, five metabolites 15 were isolated from the culture broth of chaetomium globosum ysc5 and tested for nematicidal activities against the second stage juveniles j2s of meloidogyne javanica.
Plant terpenoids are used extensively for their aromatic qualities. Therefore the use of organic soil amendments can provide safe and pollution free management of rootknot nematode. Pdf potent nematicidal activity of phenolic derivatives. Nematicidal activity of cassia and cinnamon oil compounds and. Summary a number of phenolic compounds including monohydroxy, dihydroxy and trihydroxy compounds, quinones and aromatic acids. Neonicotinoids are the most widely used insecticides currently, but their nematicidal activity was seldom reported. Nematicidal activity of cassia and cinnamon oil compounds. Nematicidal activity of plant essential oils and components. Nematicidal activity of monoterpenoids against the. Sandoricum koetjape is a traditional plant belonging to the family of meliaceae.
Acute toxicities and effects on flight motor activity and wing beat frequency in the blow fly phaenicia sericata. Selective nematicidal activity of allyl isothiocyanate qing y u 1, rong t sao 2, mikio chiba 1 and john potter 3 1 nematrol inc. Vfas increased the nematicidal activity with decreasing ph, indicating that nematicidal activities of vfas are. Thus, antagonistic plants have mode of action that may either act as a trap that kills the nematodes after invasion of roots, or which act outside the plant body as an exudates. Twenty of the twentytwo monoterpenoids significantly reduced hatching, and 11 reduced j2 mobility of the rootknot nematode meloidogyne incognita at a concentration of 250 mgliter. The nematicidal potential of aqueous extracts of leaf of datura metel, datura innoxia and brugmansia suaveolens against the most devastating rootknot nematode meloidogyne incognita was studied. Biological activity of the terpenoids and their derivatives. The in vitro nematicidal activity results suggested that the extracts of d. Terpenoids, which have an isoprene or isopentane type skeleton, are considered. The terpenoids, sometimes referred to as isoprenoids, are a large and. Essential oils eos from moroccan ecotypes of artemisia herbaalba, citrus sinensis, rosmarinus officinalis and thymus satureioides and their main components were comparatively evaluated for their in vitro activity against the phytonematode species meloidogyne incognita, pratylenchus vulnus and xiphinema index. Nematicidal activities of the tested compounds at concentrations of 50. Suppressiveness of drench or fumigation soil treatment with the four eos was also.
Pdf nematicidal activity of terpenoids researchgate. Several phytoconstituents like flavanoids tsuchiya et al. In year 1989 it was reported that terpenoid causes tracheidcavitation in. Previous studies of this plant have shown that it mainly contains diterpenoids 7,8, triterpenoids 9 and steroids 10. Research article investigating the mechanism of action of terpenoids and the effect of interfering substances on an indian medicinal plant extract demonstrating antibacterial activity jasmine r a, selvakumar bn b, daisy p c1 address for correspondence adepartment of biotechnology, bishop heber college, tiruchirappalli, india. Feb 23, 2019 nematicidal activity of some essential plant oils from tropical west africa article pdf available in international journal of pest management february 2019 with 456 reads how we measure reads. Nematicidal activity of some essential plant oils from tropical west africa article pdf available in international journal of pest management february 2019 with 456 reads how we measure reads. Nematicidal effects of hemp cannabis sativa may not be. Phytochemical analysis and nematicidal activity of ethanolic. Evaluation of some plant extracts for their nematicidal. Plant essential oils eos and their constituents have a. The toxicity of cassia and cinnamon oil compounds to adult b. The phytochemical analysis of the essential oils was performed by means of gcms, whereas the aqueous extracts were analyzed by lcms.
Phytoconstituents such as alkaloids, steroids, flavonoids, terpenoids, phenolic compounds, tannins, cardiac glycosides, anthroquinone glycosides, saponins and triterpenes were analyzed by qualitatively in aqueous leaf extracts of terpenes. The terpenoids constitute one of the largest groups of naturallyoccurring compounds, being characterized by their extremely widespread distribution in both the plant and animal kingdoms, and by their great diversity of chemical structure 1. Other nematicidal plants express high levels of terpenoids, phenolics, and fatty acid derivatives with antinematode activity chitwood 1992. In this study, nematicidal activity was also determined for the 3,4dhba purified from tnb. In rubiaceae family species, phytochemical screening has shown that in rytigynia nigerica some bioactive compounds such as tannins, saponins, reducing compounds, steroids, and. Phytochemical analysis and antioxidant activity of three. Definition terpenoids are defined as the hydrocarbons of plant origin having the general formula c 5 h 8 n. Nematicidal activity of terpenoids article pdf available in journal of environmental science and health part b pesticides food contaminants and agricultural wastes 481. It is native to southeast asian countries, including malaysia and philippines. Nematicidal activity of sprio and bridged heterocyclic. Nematicidal activity of some phenolic compounds against meloidogyne incognita rajesh mnviajan, prabhsharan singh and krishan l. Nematicidal activity of 3,4dihydroxybenzoic acid purified.
So, there is an urgent need for alternative nematode control measures. Terpenoids are the hydrocarbons of plant origin of the general formula c 5h 8 n as well as their oxygenated, hydrogenated and dehydrogenated derivatives. Structureactivity relationships revealed that the compounds with hydroxyl and carbonyl groups exhibited higher nematicidal activity than other terpenoids. Extensive biological investigations have been carried out within the group and these studies. Nematicidal activity of volatile fatty acids generated. The nematicidal activity of twentysix naturally occurring monoterpenoids was evaluated with a 96microwell plate bioassay against the pine wood nematode, bursaphelenchus xylophilus. Nematicidal activity of leaf extracts from lantana camara. Nematicidal activity of some essential plant oils from tropical west africa article pdf available in international journal of pest management february 2019 with 456.
Plants are a prominent source of new nematicidal chemicals, since many plants have been reported to possess nematicidal activity, and a series of nematicidal substances of plant origin such as terpenoids, alkaloids, steroids, and flavonoids have been identified chitwood, 2002. Phytochemical analysis and antioxidant activity of three flower colours chrysanthemum morifolium ramat. Thirty four phytoterpenoids were evaluated for their nematicidal effect using the model nematode caenorhabditis elegans. To the best of our knowledge, this is the first report of compounds 2, 4 and 5 used against plantparasitic nematodes. Extensive biological investigations have been carried out within the group and these studies have revealed a broad spectrum of. Geranial, eugenol, isoeugenol and methyl isoeugenol showed 100% nematicidal activity against pwn at 1. Nematicidal activity of aqueous leaf extracts of metel datura. On the basis of 24hr lc 50 values, ecinnamaldehyde was the most toxic compound toward adult b. Bajaj department of vegetable crops, landscaping and floriculture, punjab agricultural university, ludhiana 141004, india. The precise biochemical controls that influence activity have been difficult to assess in vitro because the enzyme is associated with the er membrane. Evaluation of nematicidal activity of ethanol extracts of. The highest result was obtained using 80mgml treatments which showed tomato plant height in week one at 18.
Nematicidal activity of some phenolic compounds against. Nematicidal activity of essential oils from aromatic. Phytochemical analysis and nematicidal activity of. Evaluation of nematicidal activity of aloe vera against. Nematicidal activities of 4quinolone alkaloids isolated from. The plants are the vital source of innumerable number of antimicrobial compounds.
The leaf samples were subjected to nematicidal activity at different concentrations like 0. These results suggest that some of the essential oils tested and selected monoterpenoids are. Compound 3 showed stronger activity than 4 and 5, implying that aldehyde groups were favorable for imparting nematicidal effects. Samima nasrin, sarwar parvez, mohammad firoz alam department of botany, university of rajshahi, rajshahi 6205, bangladesh key words. A series of spiro or bridged heterocyclic neonicotinoid analoges was prepared and their nematicidal activity was evaluated. Manual for field trials in plant protection, 2nd ed. Erecta were the most types that suppressed the rootknot nematode infection during trials of 80 different ornamental annuals. The pharmacological properties of terpenoids from sandoricum koetjape. Nematicidal activity of monoterpenoids against the rootknot. Phytochemical investigation, nematostatic and nematicidal. There was a mark difference when compared with control treatments. Isoprene rule thermal decomposition of terpenoids give isoprene as one of the product. The nematicidal assay of these compounds revealed that the alkaloids inhibited egg hatching absolutely and caused juvenile mortality followed by. Isolation and identification of nematicidal principle in.
The first report about the resistance of marigolds verities to nematodes was by goff 16, who recorded that french marigolds t. Nematicidal activity of volatile fatty acids generated from. Researchers have not arrived at a unified scheme that explains how the various mechanisms that regulate hmgcoa reductase facilitate the production of different terpenoids families. Most soil bacteria show a nematicidal activity against ppns. Pdf thirty four phytoterpenoids were evaluated for their nematicidal effect using the model nematode caenorhabditis elegans. Pdf nematicidal activity of some essential plant oils. Potent nematicidal activity of phenolic derivatives on. The terpenoids present in cannabis display a wide range of biological activities that may be involved in regulating the effects of thc as well as producing their own unique pharmacological effects.
Development of a matrix solidphase dispersion extraction. Journal of environmental science and health, part b. Pdf selective nematicidal activity of allyl isothiocyanate. Evaluation of some plant extracts for their nematicidal properties against rootknot nematode, meloidogyne incognita m. Acetic and nbutyric acids had nearly equal nematicidal activity and their mixtures showed an additive effect. Phytochemical investigations of these plant extracts show different bioactive compounds which may be responsibl e for nematicidal activity and shows better results due to their use in combination. Compounds 1 and 2 exhibited high mortalities against j2s of m. The role of structure and molecular properties of terpenoids. Nematicidal activity of aqueous leaf extracts of datura. The nematicidal activity and chemical characterization of aqueous extracts and essential oils of three mint species, namely, mentha.
Nematicidal activity was then correlated with the antioxidant power. The pharmacological properties of terpenoids from sandoricum. Nematicidal metabolites from endophytic fungus chaetomium. Potent nematicidal activity of phenolic derivatives on meloidogyne incognita article pdf available in journal of helminthology 926. Nematicidal definition of nematicidal by the free dictionary. The nematicidal activity outside the roots has also been demonstrated takasugi et al. Nematicidal activity of 22 monoterpenoids were evaluated in vitro and in pot experiments. Neral and methyl eugenol produced moderate activity. Nematicidal activity of aqueous leaf extracts of datura metel. Cannabis uniquely biosynthesises the cannabinoids, a small family of c2i terpenophenolic compounds, exemplified by a9tetrahydrocannabinol a9thc.
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