377 research outputs found

    Study of biodegradable rods in rabbit long bone model

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    Conference Theme: The Cell-Biomaterial InteractionWinner of the award for the best poster by a studentpublished_or_final_versio

    Extraction of essential oil and its applications

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    Essential oils are highly concentrated substances extracted from flowers, leaves, stems, roots, seeds, barks, resins, or fruit rinds. These oils are often used for their flavor and their therapeutic or odoriferous properties, in a wide selection of products such as foods, medicines, and cosmetics. Extraction of essential oils is one of the most time- and effortconsuming processes. The way in which oils are extracted from plants is important because some processes use solvents that can destroy the therapeutic properties. There are wide number of ways to extract the Essential oil but the quality never remains the same. Here we are using the “Steam Distillation” method for extraction which is the cheapest way for the extraction of Oils from the different parts of the plants. In this process steam is allowed to pass through the extraction chamber which contains plant matter. When steam passes through the herb material under pressure which softens the cells and allows the essential oil to escape in vapor form. The vapour allows to pass through condenser and oil is collected in separating funnel and separated. Composition data for Eucalyptus oil were studied and found the Eucalyptus oil can be used as cosolvent which results in depression of cloud point temperature

    Two state scattering problem to Multi-channel scattering problem: Analytically solvable model

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    Starting from few simple examples we have proposed a general method for finding an exact analytical solution for the two state scattering problem in presence of a delta function coupling. We have also extended our model to deal with general one dimensional multi-channel scattering problems

    Characterization of Sorghum germplasm for various qualitative traits

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    Present study was performed to characterize 750 germplasm lines with 4 checks namely CSV17, CSV20, CSV27 and CSV21F for various qualitative traits of Sorghum. These 754 genotypes were sown in augmented RBD with 30 replications during Kharif 2014 at Instructional Farm, Rajasthan College of Agriculture, Udaipur. Majority of the accessions showed poor early plant vigour (40.2 %), dark green leaf (88.6 %), non- tan leaf sheath pigmentation (60 %), drooping leaves (100 %), white midrib colour (51.6 %), senescence (60 %), loose panicle density (31.5 %), elliptical panicle shape (66.5 %), straw glume colour (48.2 %), 3/4 glume coverage (42.9 %), absence of awns (59.5 %), creamy straw seed (39.9 %), oval grain shape (48.8 %), medium seed size (43.7 %), non-lustrous seed (62.0 %), intermediate endosperm texture (50.3 %) and bicolor race (49.6 %). Very good early plant vigour, tan type leaf sheath pigmentation, drooping leaf orientation, straw glume colour, ½ glume covering, oval grain shape, intermediate endosperm texture appeared in all the 4 check. The results of this study indicated that considerable genetic diversity exists among the sorghum accessions
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