Phytoremediation potential of jatropha curcas for removal. Jatropha plantation,cultivation,jatropha plant,jatropha. Jatropha curcas is currently attracting much attention as an oilseed crop for biofuel, as jatropha can grow under climate and soil conditions that are unsuitable for food production. The name jatropha curcas was first used by linnaeus, and although there are a number of synonyms this name is still valid today. The biproduct of seedoil extraction is a nutrientrich. Jatropha curcas has limited potential for vegetative propagation and is usually propagated by seed condradiction see talk page. Since jatropha is inedible, it does not compete with food crops. Jatropha curcas is considered a potential oilseed crop for biofuel production because its seeds contain up to 40 % oil, which can be easily converted to biodiesel or biojet fuel and used to partially or fully replace fossil fuel fairless 2007. The plant is indigenous to parts of central america, however it has spread to other tropical and subtropical regions in africa and asia. Among various oil bearing seeds, jatropha curcas has been found more suitable for biodiesel production as it has been developed scientifically to give better yield and productivity. All structured data from the file and property namespaces is available under the creative commons cc0 license. The molar ratio of dimethyl carbonate to oleic acid was 14.
Jatropha curcas is a plant that will grow w ell in ha iti and pr oduc e a hig h yield of biodi esel. It is now being promoted in southern africa, brazil, mali and nepal. Indian journal of physiology and pharmacology 24, 114 115. In addition, the oil percentage and the yield per hectare are important parameters in selecting the. Jatropha plant,jatropha curcas,jatropha seeds,jatropha cake. To assess the growth performance of jatropha plants under sandy desert conditions and establish seed source 3. Summary of literature on jatropha toxicity by mike barbee. This nonedible oil is explored as a source for biodiesel production without compromising the food industry. Use of extracts of jatropha curcas leaf formulated in a. Similarly, ilham and saka also reported a new potential method for biodiesel production from jatropha curcas oil by utilizing supercritical dimethyl carbonate at 300 c and 9 mpa for 15 min to achieve a comparably high yield of methyl ester at 97% by weight. The leaves shed during the winter months form mulch around the base of the plant. It contains approximately 170 species of succulent plants, shrubs and trees some are deciduous, like jatropha curcas. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information.
Jatropha curcas is a small oleaginous fruit bearing tree from the euphorbiaceae family that thrives in warm weather and can grow in barren soil. However, little is known about jatropha, and there are a number of challenges to be overcome. Files are available under licenses specified on their description page. The plant can be used to prevent andor control erosion, to reclaim land, grown as a live fence, especially to contain or exclude farm animals and be planted as a commercial crop. It can thrive in poor and stony soils, although new research suggests that the plants ability to adapt to these poor soils is not as extensive as had been previously stated. The plant can grow in wastelands and grows on almost any terrain, even on gravelly, sandy and saline soils. Thi s report outl ines studi es done to find t he opti mal method f or conve rting j.
The genus jatropha contains approximately 170 known. The toxicity was ascribed to the presence of toxins or antinutritional factors including trypsin inhibitor, lectin curcin, saponin, phytate, and phorbol esters. B io d iesel p ro d u ction fro m jatropha curcas o il. However, jatropha curcas seeds were found to be toxic to animals, such as mice 4, rats 5, chickens, 6 and carps 7. Jatropha curcas, commonly known as physic nut or purging nut, belongs to the euphorbiaceae family. Jatropha is thought to be native to central america and mexico where it occurs naturally in the forests of coastal regions, since it is not found in these forms of vegetation in africa and asia, where it is found only in the cultivated form. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. Commercialscale exploration of jatropha has not succeeded due to low and unstable seed yield in semiarid lands unsuitable for the food production and infestation to diseases. Species in other sections evolved from the physic nut or. This would i nc rease their fue l sec ur ity, econom y and e nvironmen tal im pa ct. Transgenic modification is a promising approach to improve the seed yield of j. It is a multipurpose tree and of significant economic importance. Jatropha curcas is currently being grown in guatemala by farmers as a biodiesel crop with the support of technoserveguatemala. In fact, jatropha has not really been domesticated.
It is a plant with many attributes, multiple uses and considerable potential. However, jatropha is almost pantropical now, and although toxic, it is widely planted as a medicinal plant. The genus jatropha belongs to the tribe jatropheae of. Department of microbiology, faculty of science, king mongkuts university of technology thonburi, bangkok 10140, thailand. Even though the seeds of jatropha are highly toxic due to the protein curcin and phorbol esters 9, almost all parts of this plant have been utilized, either in insecticides, green. Especially in the 1980s and 1990s, gtz projects in africa gained a great deal of experience with the jatropha plant.
The seed of jatropha curcas was procured from suntan, tamil nadu, india. Studies on the control of snail vectors of fascioliasis. Jatropha curcas is a droughtresistant plant, that grows well in the harshest of conditions and poorest of soils. Phytoremediation potential of jatropha curcas for removal of heavy metals from refinery sludge jyoti luhach1, smita chaudhry1 abstractheavy metal pollution in soil is one of the most important environmental problems throughout the world, which causes significant toxic effect on humans, animals, microorganisms and plants. Jatropha curcas grows in tropical and subtropical regions. Jatropha curcas grows almost anywhere, even on gravelly, sandy and saline soils. Arruda fpde, beltrao nede m, andrade apde, pereira we, severino ls, 2004. It is crosspollinated and propagation through seed leads to a lot of genetic variability in terms of growth, biomass, seed yield and oil content. Assessment of the potential of jatropha curcas, biodiesel. Genetic engineering is promising to improve various agronomic traits in jatropha and to understand.
There are several governments, international organizations, national bodies and ngos promoting the planting and use of j. The oil found in its seeds can be converted into a high quality diesel fuel. Clitocybe tabescens root rot, colletotrichum gloeosporioides leaf spot, and phakopsora jatrophicola rust. Toxic activities of the plant jatropha curcas against. Jatropha curcas definition of jatropha curcas by medical. Jatropha curcas is considered a potential biodiesel feedstock crop. It is originally native to the tropical areas of the americas from mexico to argentina, and has been spread throughout the world in tropical and subtropical regions around the world, becoming naturalized or invasive in many areas.
Although agrobacteriummediated genetic transformation of j. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 104552 with. Pax to be the most primitive form of the jatropha genus. The organic matter from shed leaves enhance earthworm activity in the soil around the rootzone. Traditionally, jatropha seeds and other plant parts have been used to produce oil, soap, and medicinal compounds46. Jatropha is a genus of nearly 175 species of shrubs, lowgrowing plants, and trees.
Jatropha curcas linnaeus is a multipurpose bushsmall tree belonging to the family of euphorbiaceae. Jatropha is a genus of flowering plants in the spurge family, euphorbiaceae. However, discussions of jatropha as a biodiesel feedstock are actually means a particular species of the plant, jatropha curcas. The in vitro culture biomass was maintain in ms media supplemented with 3% sucrose, 3mgl bap, 2 mgl tdz and 0. Assessment of the potential of jatropha curcas, biodiesel tree, for energy production and other uses in developing countries mike benge, senior agroforestry officer, usaid ret.
Jatropha curcas can be grown from either seed or cutting. This case study concerns the use of the physic nut on the cape verde islands. Description of the plant, distribution, ecology jatropha curcas l. Media in category jatropha curcas the following 181 files are in this category, out of 181 total. Jatropha curcas is a species of flowering plant in the spurge family, euphorbiaceae, that is native to the american tropics, most likely mexico and central america. Introduction plant cell culture is a suitable in vitro manipulation technique in plant cell biotechnology particularly somatic embryogenesis. The name is derived from the greek words iatros, meaning physician, and trophe, meaning nutrition, hence the common name physic nut. Jatropha curcas belongs to the euphorbiaceae family and is an ideal biodiesel crop in most arid areas of asia, particularly in southeast asia1,2, south america, and africa, because of its high oil 4361% seed kernel3,4. Jatropha plant,jatropha curcas,jatropha seeds,jatropha.