Comparative study of the molluscicidal activity of some plant. In the laboratory, 50 grams of leaves were macerated and submerged in a volume of 100 ml of distilled water, and were subsequently put for resting during 48 hours. In the continued search for molluscicidal compounds from plants, crude aqueous and ethanolic extracts from different parts of dalbergia sissoo roxb. Antiparasitic activities have also been assessed on larval stages rediae, intraredial germinal masses and cercariae of the parasite fasciola hepatica infecting. Molluscicidal activities of leaves, ripe fruit and unripe fruit extracts of s. Effects of extracts of euphorbia pulcherima and atriplex nummularia on infection rate and cercarial production of the bulinus truncatus infected with schistosoma haematobium, as well as on the free living stages of the parasite miracidia and cercariae besides biochemical parameters of the snail were studied. Fairyland is a modularised course for primary classes. The findings provide a strong foundation to the molluscicidal potential of this plant for community based snail control activities. Molluscicidal effects of bambusa blumeana bamboo leaf. Effects of the extracts of euphorbia pulcherima and. Ceased application number au2003229989a other versions au2003229989a1 en. Molluscicidal and ovicidal activities of plant extracts of the piperaceae on biomphalaria glabrata say, 1818. Don ex loudon fruits, bark and leaves were tested for molluscicidal activity.
Download pdf infectious diseases of poverty biomed central. In this work, we have evaluated the molluscicidal activity of two cardenolide extracts from adenium arabicum balf f. Pdf evaluation of the ethanolic extracts of three plants for their. Then, the molluscicidal activity decreased gradually in fractions 8 and scopaia and disappeared in the last fractions. Molluscicidal and antiparasitic activity of solanum. Thus, this study investigates the molluscicidal activity of bambusa blumeana leaf extracts against the adult stages of the.
Effect of combined plant extracts on golden apple snail. Groups of 10 uninfected snails were placed in glass tanks containers with some sand, snail food, and ml of deionized and dechlorinated pond or. Jun 28, 2019 molluscicidal activity of plants from puerto rico. Original article comparative molluscicidal activity of. Molluscicidal activity of hammada scoparia pomel iljin. Molluscicidal activity lc50 and lc90 of different plant extracts against the freshwater snail lymnaea caillaudi after 24 hours of exposure under laboratory conditions. Screening of some moroccan plant extracts for molluscicidal activity. Preparations of the plant extracts and toxicity test protocols were. Comparing the lc95 values of the water extracts of the three plants against adult snails, showed high activity for calotropis procera plant 1100ppm, followed by nicotiana tabacum plant 86ppm, as well as trigonella foenum plant 2085ppm. Molluscicidal activity of the aqueous extracts from solanum mammosum l. Full text of molluscicidal activity of the methanol extract. The fruits, barks and leaves were extracted with methanol and the methanol extracts were kept for testing as molluscicides.
Environmentally safe plant extracts are improved alternatives for these harmful synthetic toxicants. The present work was carried out to evaluate the molluscicidal activities of the ethanolic extract of three plant. Here, we studied the general toxicity and biopesticidal potential of eos and phenylpropanoids from foeniculum vulgare var. The plant extracts for testing molluscicidal activity were prepared. Only the whole plant extracts were available in sufficient quantity for the determination of ld50 and ld90 values. Molluscicidal definition of molluscicidal by medical. Laboratory assessment of molluscicidal activity of glinus. The molluscicidal activity of hammada scoparia leaf extracts and the principal alkaloids isolated from them carnegine and nmethylisosalsoline were tested against the mollusc gastropod, galba truncatula, the intermediate host of fasciola hepatica in tunisia. Preliminary screening tests conducted on 10 plant species that belong to 9 different families showed that the higher potency was recorded for agave celsii, ammi visnaga and chenopodium. Preparation of crude extracts extraction was carried out according to the method described in harbone 1984. According to the results of the pilot experiments, the most effective plant sample was selected with regard of 100% average mortality within 48 h period of time. Screening of some moroccan plant extracts for molluscicidal activity m.
Antimicrobial activity of medicinal plant extracts and. The groups treated with the leaf extracts or linalool exhibited an exposure concentration and timedependent mortality against. Molluscicidal activity was not observed sccoparia extracts a and c and was concentrated in extract b total alkaloids. The molluscicidal activity of aqueous extract of launaea nudicaulis and limoniastrum feei against the snail lymnaea stagnalis was studied. Their bait formulations are more economical and target specific as they are applied only to the snailinfested sections of the water habitat. Thus, this study investigates the molluscicidal activity of bambusa blumeana leaf extracts against the adult stages of the snail vector model pomacea canaliculata.
Molluscicidal definition of molluscicidal by medical dictionary. The aim of the present study is to investigate molluscicidal properties of different organic solvent extracts of. Plant extracts were obtained from fresh leaves of plants collected in the city of frederico westphalen, rio grande do sul, brazil 27degrees 21 27 s, 53degrees 23 40 w. Pdf molluscicidal activity of some solanum species extracts. The molluscicidal activity of the tested plant extract is probably due to the presence of saponins table 1. Ten adults biomphalaria alexandrina, of the same size, were introduced in plastic acquaria for each experiment. Marys college, thrissur and the identity of plant was. Molluscicidal and piscicidal activities of extracts of castor. All the fractions of leaf ethyl acetate extracts were active. This stock solution was then used to make a serial dilutions to obtain the 200, 100, 50 and 25 ppm. Extracts of plants were oven dried and powdered, and were tested for phytochemicals associated with molluscicidal effects. Pdf molluscicidal and ovicidal activities of plant. The results indicated that the molluscicidal activity was correlated with the.
Molluscicidal activity of some solanum species extracts. Laboratory assessment of molluscicidal activity of crude. Anti helminthis and molluscicidal activity of momordica. The plants molluscicidal effect on the two snail species was demonstrated. Characterization of the molluscicidal activity of bauhinia. Antimicrobial activity of medicinal plant extracts and their synergistic effect on some selected pathogens desalegn amenu college of natural and computational science, biology department, wollega university, p. Molluscicidal activity of acacia seyal dell bark methanolic. Different plants have been reported as molluscicides 47. This study aims at evaluating the molluscicidal and piscicidal activities of ricinus. Also, there is a continuous need to search for new plant species with ideal molluscicidal properities 23. Molluscicidal activity of the saharian medicinal plants. Molluscicidal activity of different organic solvent latex.
To prepare extracts for screening of molluscicidal activity, bark was separated from the plant. The results showed that the lc 25 of the extracts of e. Molluscicidal activity of the methanol extract of callistemon viminalis. Molluscicidal potency of four plant extracts on three. The cercariacidal activity of the seeds of the plant was also evaluated against s. Molluscicidal and larvicidal activities of capparis. Molluscicidal activity examination for the extracts were performed after 24 h and 48 h of exposure.
The present work evaluates the molluscicidal activities of certain plant extracts water suspension, cold water, boiled water, methanol, ethanol, acetone and chloroform extract against biomphalaria alexandrina. Molluscicides of plant origin are widely used, because the selective toxicity of these products is high, easily biodegradable in nature, safe for users and low cast 9. The fruits, barks and leaves were extracted with methanol and. The evaluation of the molluscicidal activity of the extracts was determined in. The study of the effect of some medical plant extracts on snail lymnaea auricularia. Comparative study of the molluscicidal activity of some. Molluscicidal assay the molluscicidal activity of oilseed camellia meal extracts was tested against golden apple snails, p. A preliminary screen to detect extracts with molluscicidal activity was run using a simple bioassay according to who recommended the methodology. Their active ingestion by target snails could also increase gastric concentrations and enhance effectiveness. Experimentation has shown that bulinus truncatus are more sensitive than biomphalaria pfeifferi. Molluscicidal definition of molluscicidal by the free.
Characterization of the molluscicidal activity of bauhinia variegata and mimusops elengi plant extracts against the fasciola vector lymnaea acuminata kanchan lata singh, d. Larvicidal activity of selected plant extracts against the dengue vector aedes aegypti mosquito pedro m. Box, 395, ethiopia abstract antibiotics provide the main basis for the therapy of microbial bacterial and fungal infections. Molluscicidal activity tests the plants were evaluated for molluscicidal activity on adult snails as follows. Different extracts proved to have molluscicidal activity against the vector of schistosomiasis, b. Earth sciences canela productos derivados uso caracoles aspectos ambientales observaciones investigacion. Conversely, for plant extracts to be used in natural environments, the low toxicity is considered an interesting feature. Molluscicidal evaluation of the plant extracts was performed according to who guidelines. Only the whole plant extracts were available in sufficient quantity for the determination of ld 50 and ld 90 values. Aiton extract c, and methomyl against the harmful land snail monacha cantiana montagu. Plant extracts, metaldehyde and saline solutions on the. These three plant extracts are recommended to be used as molluscicidal agents. Pdf molluscicidal activity of the aqueous extracts from. Molluscicidal effects of aqueous extracts of selected medicinal.
Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed. Only the whole plant extracts were available in sufficient quantity for the. Evaluation of the toxicity and molluscicidal and larvicidal. Molluscicidal activity of some solanum species extracts against the. Groups of 10 uninfected snails were placed in glass tanks containers with some sand, snail food, and ml of deionized and dechlorinated pond or tap water bubbled with atmospheric air. Antimicrobial activity of medicinal plant extracts and their. Full text of molluscicidal activity of the methanol. This plant has been collected in tozeurs traditional oases southwestern tunisia. Larvicidal activity of selected plant extracts against the. The highest molluscicidal activity was recorded for euphorbia aphylla on both snails species. The contact ld50 values for the above mentioned plant extracts were 12.
The molluscicidal activity of the crude ethanolic extracts of d. Snails were collected and kept in dechlorinated water under standard condition. More than plant species have been screened for molluscicidal activity 5. Molluscicidal plant products have interesting attributes of environmental friendliness and accessibility to local communities. Evaluation of molluscicidal activity of anadenanthera. Molluscicidal activity of some cameroonian plants on bulinus species. Fairyland 2 activitybook fairyland 2 pupils book download. Specific weight of each sample about 50 g of the powdered sample. Harrisonia abyssinica root water extracts had the highest molluscicidal activity, similar to the positive. This study aims at evaluating the molluscicidal and piscicidal activities of ricinus communis using its fresh fruit and dried beans to. Solanaceae biomphalaria tenagophila schistosomiasis is a chronic and debilitating disease. Screening of some moroccan plant extracts for molluscicidal. Comparative study of the molluscicidal activity of some plant extracts on the snail vector of schistosoma mansoni, biomphalaria alexandrina. Molluscicidal and piscicidal activities of extracts of.
Plantbased products, namely essential oils eos, are environmentally friendly alternatives for the control of disease vectors, hosts andor parasites. The present work was planned to study the effect of subl. Laboratory assessment of the molluscicidal and cercariacidal. However, it has been established that not only saponins but also some sesquiterpenes, flavonoid, glycosides as well as phorbol esters possess molluscicidal properties 4,10,14. This study confirms the molluscicidal activity of a. Application of some aqueous plant extracts as molluscicidal. Au2003229989b2 use of plant materials as a terrestrial. Larvicidal, molluscicidal and nematicidal activities of. Molluscicidal activity of the methanol extract of callistemon. The molluscicidal activities of extracts a, b and c, ob tained after acidbase treatment of the methanol extract, the fractions obtained by column chromatography and the puri fied alkaloids are reported in table ii. To assess the molluscicidal and cercariacidal activities of aqueous extracts of balanites aegyptiaca. Molluscicidal activity of crude extracts buoh and etoac of glinus oppositifolius on snails after 24 hours exposure.
This study evaluated, using replicated laboratory bioassays, the toxicities of combined crude extracts of sandoricum vidalii fruit and barks of harpulia arborea and parkia sp. Characterization of the molluscicidal activity of auhinia variegata and mimusops elengi plant extracts against the fasciola vector lymnaea acuminata. Yellow coloration indicates the presence of flavonoids valentino et al. Molluscicidal activity of hammada scoparia pomel iljin leaf. The dry rhizome of ginger contains 14% volatile oils which is responsible for the characteristic odour and taste 18. Molluscicidal activity of camellia oleifera seed meal. Molluscicidal and larvicidal activities of capparis spinosa. Molluscicidal activity was assessed by determining the ability of various concentrations of the aqueous plant extracts to kill adult biomphalaria pfeifferi, the intermediate host of s. Molluscicidal activity was not observed for extracts a.
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