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105 articles for “PPM”
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Research ArticleOpen accessIn the abstractDietary Beta-1,3/1,6-Glucans Reduce Clinical Signs of Canine AtopyA. C. Beynen, D. H.J. Saris, P. M. Paap et al.Problem statement: There was evidence that beta-1,3/1,6-glucans modulate inflammatory activity. In an open, non-controlled trial, purified beta-1,3/1,6-glucans were found to improve the clinical signs of dogs with undefined chronic skin disorders. Given the design of that study, further work was required on the efficacy of beta-1,3/1,6-glucans in the treatment of canine atopy. Approach: The influence of a purified preparation of … …American Journal of Animal and Veterinary Sciences, Vol. 6, Issue 4 · 9 Jan 2012 · 9,984 accessesView PDFCite
Research ArticleOpen accessIn the abstractLimnological Studies on the Wetland Lake, Al-Asfar, with Special References to Heavy Metal Accumulation by FishGehan H. Fahmy, Adel A. FathiProblem statement: Al-Asfar Lake is one from the important shallow wetland lakes. It is located on the eastern region of Saudi Arabia, Al-Hassa Province. However, much of their limnology and its biotic information are still unknown to the scientific community. The study aims to follow variations in physico-chemical characteristics, phytoplankton and to determine the sort of pollutants such as heavy … …American Journal of Environmental Sciences, Vol. 7, Issue 6 · 31 Dec 2011 · 9,947 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffects of Pollutant Diesel Fuels on Neurobehavioral Performance among Workers in Locomotive DepotAnuar Ithnin, Radiah Abu Hasan Shaari, Mazrura Sahani et al.Problem statement: Diesel fuel contains various combinations of hydrocarbons such as cyclohexane, n-hexane, benzene and toluene which can cause health problems in major exposure of that pollutant in locomotive depots. Studies were conducted to evaluate the exposure towards diesel fuel pollutant and the effect on neurobehavioral performances among workers in locomotive depots. Approach: Method used was questionnaire form and neurobehavioral … …American Journal of Environmental Sciences, Vol. 7, Issue 3 · 11 Jul 2011 · 7,461 accessesView PDFCite
Research ArticleOpen accessIn the abstractUsing Orthosiphon stamineus B. for Phytoremediation of Heavy Metals in Soils Amended with Sewage SludgeArifin Abdu, Najihah Aderis, Hazandy Abdul-Hamid et al.Problem statement: Phytoremediation is a biological treatment where plants are used to remove pollutants from the environment to make them harmless. A study was conducted in a greenhouse at the Faculty of Forestry, Universiti Putra Malaysia on the potential of Orthosiphon stamineus B. planted in sewage sludge for heavy metals uptake. The objective of this study was to evaluate the … …American Journal of Applied Sciences, Vol. 8, Issue 4 · 18 Apr 2011 · 8,773 accessesView PDFCite
Research ArticleOpen accessIn the abstractVase Life Extension of Rose Cut Flowers (Rosa Hybirida) as Influenced by Silver Nitrate and Sucrose PulsingMohy Eldeen Nour Eldaim ElgimabiAbstract: Problem statement: This experiment was carried out in the laboratory of the Department of the Biology, Taif University, Saudi Arabia. Approach: The study was conducted to investigated the silver nitrate (AgNO3) and sucrose at different concentration on rose cut flowers longevity, which determined on the basis of wilting, chlorophyll retention and carbohydrate degradation .The treatments were, water control, 20, … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 1 · 10 Mar 2011 · 11,327 accessesView PDFCite
Research ArticleOpen accessIn the abstractInvestigating the Effect of Powder Type on Improving the Flow in PipelinesHayder A. Abdul Bari, Rosli Bin Mohd Yunus, Tania Suhail HadiProblem statement: In the present investigation, three types of powders are chosen to be investigated as drag reducing agent in aqueous media. The effect of powder type effect will be highlighted in the present study. Approach: Three types of powders were select to be investigating in the present study, which are the sand, aluminum and the coal powders. The reason … …American Journal of Applied Sciences, Vol. 7, Issue 11 · 8 Nov 2010 · 7,398 accessesView PDFCite
Research ArticleOpen accessIn the abstractInfluence of Dietary Beta-1,3/1,6-Glucans on Clinical Signs of Canine Osteoarthritis in a Double-Blind, Placebo-Controlled TrialA.C. Beynen, E. LegersteeProblem statement: There are indications for a beneficial effect of beta-1,3/1,6-glucans on the clinical signs of dogs with osteoarthritis. Data from a controlled trial were necessary to prove or disprove the indications. Approach: A double-blind, placebo-controlled trial with privately owned dogs was carried out to assess the efficacy of a preparation of beta-1,3/1,6-glucans in the treatment of osteoarthritis. With the … …American Journal of Animal and Veterinary Sciences, Vol. 5, Issue 2 · 30 Jun 2010 · 10,113 accessesView PDFCite
Research ArticleOpen accessIn the abstractLead and Cadmium Availability and Uptake by Rice Plant in Response to Different Biosolids and Inorganic FertilizersSeyed Majid Mousavi, Mohammad Ali Bahmanyar, Hemmatollah PirdashtiProblem Statement: Contents of heavy metals in soil are very important because soil is the first link in the food chain. Approach: But, pay attention to importance the subject, we performed this project to investigate the lead (Pb) and Cadmium (Cd) availability and uptake by rice plant in response to different biosolids Municipal Solid Waste (MSW), Vermicompost (VC) and inorganic … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 1 · 31 Mar 2010 · 8,342 accessesView PDFCite
Research ArticleOpen accessIn the abstractRemoval of Cadmium, Copper, Lead and Nickel from Aqueous Solution by White, Yellow and Red United Arab Emirates SandL. Pappalardo, F. Jumean, N. AbdoProblem statement: To remove toxic heavy metal ions from wastewater using local sand as a low cost adsorbent. Approach: Removal efficiency of Cd(II), Cu(II), Pb(II) and Ni(II) from aqueous solution by white, yellow and red UAE sand was investigated at 25.0°C using the methods of batch equilibrium adsorption and column filtration. In each case, a mixture containing 20 ppm of … …American Journal of Environmental Sciences, Vol. 6, Issue 1 · 28 Feb 2010 · 7,604 accessesView PDFCite
Research ArticleOpen accessIn the abstractHeavy Metals Analysis and Sediment Quality Values in Urban LakesAboud S. Jumbe, N. NandiniProblem statement: The objective of this research was to evaluate the degree of heavy metal contamination in lakes and the extent to which the sediment quality of the lakes of Bangalore city has deteriorated. Approach: In this study, heavy metals such as Cd, Co, Cu, Cr, Mn, Pb, Ni and Zn in lake bed sediments were analyzed using comparative sediment … …American Journal of Environmental Sciences, Vol. 5, Issue 6 · 31 Dec 2009 · 9,576 accessesView PDFCite