An croton megalocarpus in uska species han magnoliopsida nga ginhulagway ni john hutchinson. Pdf croton megalocarpus musine seeds as a potential. Croton megalocarpus musine seeds as a potential source of biodiesel. There are many croton species and this may be the largest. Croton megalocarpus is a plant of the tropics, where it can be found at elevations from 700 2,400 metres.
A new exotic soft scale insect on croton in south florida. Accordingly, this contribution explored the interactions that occur when croton megalocarpus biodiesel and fossil diesel in the ratio of 1. An croton megalocarpus in nahilalakip ha genus nga croton, ngan familia nga euphorbiaceae. In kenya it is wide spread, from the south to the western and northern parts of the country. Effects of antioxidants on oxidation and storage stability. Mar 20, 2015 croton scale collier county extension office university of florida naples daily news october 11, 2008. Croton megalocarpus oilfired microtrigeneration prototype for.
Usda, ars, germplasm resources information network. Free radicals and ultrafine particulate emissions from the co. Occurs in tropical east africa, with an altitudinal range of 4,000 to 6,700 ft. In their native habitats, crotons like humid, warm conditions with dappled light and plentiful water. Balakrishnan, which otherwise lacks a legitimate name. Croton megalocarpus oilfired microtrigeneration prototype. Biodiesel production from croton megalocarpus oil and its. This work provides details of an activity undertaken to determine the relevant properties of croton megalocarpus seeds as a source of vegetable oil and its prospects as a nonfood crop source of biodiesel. Leaves oblonglanceolate or ellipticoblong, shortly and subacutely acuminate, rounded and often subcordate at the base, 1 125 in. Croton megalocarpus is an indigenous tree in east and south africa which has recently attracted lots of interests as a biofuel source because of. Department of agriculture agricultural research service.
Pdf croton megalocarpus oilfired microtrigeneration. A web site containing information about the flora of zimbabwe. Croton megalocarpus is traded in herbal medicine muthi markets in thika and nairobi, kenya and the bark of the species is commercially collected as traditional. This study indicates croton megalocarpus that the oil from the c. Aug 07, 2019 croton megalocarpus pdf croton megalocarpus is a deciduous tree with a dense, spreading, rather flat crown.
Is a tropicalsubtropical tree that grows to 1535 m. In this paper, the properties of croton megalocarpus oil methyl ester come from c. Media in category croton megalocarpus the following 4 files are in this category, out of 4 total. Molecular modelling of selected combustion byproducts from. Croton megalocarpus pdf croton megalocarpus is a deciduous tree with a dense, spreading, rather flat crown. Croton megalocarpus has been recorded in burundi, drc, kenya, malawi, mozambique, rwanda, tanzania, uganda and zambia11,12. Effects of antioxidants on oxidation and storage stability of croton megalocarpus biodiesel w. The upper side is green and the lower side is silvery with minute starshaped hairs. The nut itself has multiple uses but most wellknown is the oil, used to. The results indicated that the thermal degradation of selected molecular products from the copyrolysis of croton megalocarpus biodiesel blends proceeds via high energy barriers between 400 and 1250 kjmol. The croton megalocarpus which grows naturally in various ecological zones. The plants of this genus were described and introduced to europeans by georg eberhard rumphius.
Fundamentally the highest occupied and the lowest occupied molecular orbitals mos are critical in determining the reactivity of a molecule. The genus croton, established by linnaeus in 1737, is extensive, 625 species being recognized in the index kewensis. Click below on a thumbnail map or name for species profiles. But these plants have a drawbacktheyre difficult to please indoors. We have a number of herbaceous species in this country, but none of any economic importance. Five locally known plants, solanum aculeastrum, erythrina abyssinica, carissa edulis, croton megalocarpus. Pdf croton megalocarpus oilfired microtrigeneration prototype for. The record derives from wcsp data supplied on 20120323 which reports it as an accepted name record 50526 with original publication details. Croton megalocarpus vegetable oil to power your home and car. Croton mangelong is very closely related to, possibly conspecific with, the widespread species currently known as c. The croton codiaeum variegatum appears to have it all. Performance and exhaust emissions of a diesel engine fuelled. Phytochemistry and bioactivity investigations of three kenyan. Moreover the homolumo band, gap energies of 42,4dimethylcyclohexyl2butanone.
Pdf biodiesel production from croton megalocarpus oil. This article is published with open access at abstract the effects of antioxidants and storage on. Files are available under licenses specified on their description page. It is indigenous to ten countries in subsaharan africa, including somalia, kenya, uganda, democratic republic of the congo, rwanda, burundi, tanzania, malawi, zambia, and mozambique. The direct and local use of cmo, instead of cmo biodiesel converted by the transesterification process, minimizes the carbon footprints left behind because of the simple fuel. The plant is indigenous to the northern part of tanzania and has been used locally as a shading tree. A feasible nonedible oil source for biodiesel production, bioresource technology on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. The objective of this was to design a croton seed dehusker with optimum. Simulating the health impact of particulate emissions from. As a service to our customers we are providing this early version of the manuscript. Ndunda i80 80060 08 a thesis submitted in fulfilment of the requirement for the award of doctor of philosophy degree in chemistry at the department of chemistry, university of nairobi 2014.
Croton megalocarpus, is a plant species in the family euphorbiaceae. Leaves variable, long, oval and pointed to about 12 cm. Long spikes of creamcolored flowers to 25 cm in length. Of principle focus was to classify the particulate matter emitted by copyrolysis of croton megalocarpus biodiesel blend suspected to be the architects of a number of health and environmental problems. The plants database includes the following 50 species of croton. Blue commercial elsewhere pink commercial in hawaii orange under development. Indigenous to ten countries in subsaharan africa, including somalia, kenya, uganda, democratic republic of the congo, rwanda, burundi, tanzania, malawi. Croton megalocarpus is an indigenous tree in east and south africa which has recently attracted lots of interests as a biofuel source because of its high oilyield.
Each cluster of flowers along the spike represent many very small flowers. Croton megalocarpus in the germplasm resources information network grin, u. It is most commonly found in regions with a mean annual rainfall of 900 1,900 mm, with a dry season of 3 4 months and a mean annual temperature of 11 26c 299. Croton megalocarpus croton tree pfaf plant database. Croton megalocarpus musine seeds as a potential source of. Biodiesel was pro received in revised form 20 march 2010 duced using croton megalocarpus oil as a nonedible feedstock. Shunned tree that has huge biofuel potential daily nation. Feb 06, 20 croton megalocarpus is an indigenous tree in east and south africa which has recently attracted lots of interests as a biofuel source because of its high oilyield rate. Experimental assessment of its performance and gaseous and particulate emissions. Croton oil is a nonedible transparent liquid of brownish colour obtained from the seeds of the croton megalocarpus plant. In this work, data on the particulate matter emissions of copyrolysis of croton biodiesel blend binary diesel and fossil diesel is reported. Croton megalocarpus is a multipurpose tree that is important for local people as a source of timber, firewood and medicines.
The central point of this investigation is the analysis of particulate matter emission from the copyrolysis of croton megalocarpus biodiesel and fossil diesel. The leafy, multibranched and fastgrowing croton is one of the most profitable trees. The common names for this genus are rushfoil and croton, but the latter also refers to codiaeum variegatum. Jun 20, 2019 croton megalocarpus pdf croton megalocarpus is a deciduous tree with a dense, spreading, rather flat crown. The gadaa system is an indigenous egalitarian democratic system practiced among the oromo nation of east africa for the last six. Croton seeds contain approximately 30% oil and a high protein content of 30%. Croton is an extensive flowering plant genus in the spurge family, euphorbiaceae. Pdf croton megalocarpus musine seeds as a potential source of. Croton macrostachyus in the germplasm resources information network grin, u. We would like to show you a description here but the site wont allow us. Croton seeds contain approximately 32% by weight of oil 24. Croton megalocarpus oilfired microtrigeneration prototype for remote and selfcontained applications.