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72 articles for “Trend Change”
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Research ArticleOpen accessAll words, across the recordHistorical Changes in Polychlorinated Biphenyls Contaminated SedimentsViet D. Dang, David M. Walters, Cindy M. LeeProblem statement: PCBs contamination continues to pose a health risk to aquatic environments due to their recalcitrance and bioaccumulation. The Sangamo Weston/Twelvemile Creek/Lake Hartwell Superfund Site is an example of such a health risk as a result of PCBs discharged from a former capacitor manufacturing plant. We conducted a study in twelvemile creek (Clemson, SC, USA) to examine the temporal … …American Journal of Environmental Sciences, Vol. 8, Issue 1 · 25 Jan 2012 · 7,077 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordChanges in Flower Development, Chlorophyll Mutation and Alteration in Plant Morphology of Curcuma alismatifolia by Gamma IrradiationThohirah Lee Abdullah, Johari Endan, B. Mohd NazirProblem statement: Curcuma alismatifolia Gagnep., commonly known as 'Thai tulip' or pathumma is a member of the family Zingiberaceae. This herbaceous perennial which can be grown from rhizomes have a great potential for use as a cut flower, flowering potted plant and as a garden plant for tropical landscaping. Unlike other bulbous floral crops, research on C. alismatifolia using gamma … …American Journal of Applied Sciences, Vol. 6, Issue 7 · 31 Jul 2009 · 8,437 accessesView PDFCite