Essays about: "Base cations"
Showing result 1 - 5 of 11 essays containing the words Base cations.
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1. Effects of wood ash on soil fertility and plant performance in southwestern Kenya
University essay from SLU/Dept. of Soil and EnvironmentAbstract : A field experiment was conducted in Kisii county, southwestern Kenya from February to May 2017. The purpose of the study was to examine the effect of wood ash on soil pH, soil nutrient content and productivity of common bean (Phaseolus vulgaris L. READ MORE
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2. Variationer i löslighet (Kd) inom Kindla och dess beroende av pH
University essay from SLU/Dept. of Aquatic Sciences and AssessmentAbstract : Luftvårdskonventionen antogs 1979 för att minska utsläppen av långspridda luftföroreningar. Denna konvention antogs efter det att Sverige och Norge presentera bevis under 1970-talet att försurning av vatten och skog berodde på utsläpp av föroreningar från andra länder i Europa. READ MORE
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3. Base cations in forest soils : A pilot project to evaluate different extraction methods
University essay fromAbstract : The acidification has been a known problem in Sweden for several decades. Sulphurous compounds, spread from the British Isles and the European continent led to a decrease in the pH-value of the rain that fell over Sweden. Since the acidification was discovered in the 1960s, active measures against the sulphurous deposition have been undertaken. READ MORE
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4. Grundvattenkemin tre år efter askgödsling på djupa torvmarker i Norrland
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : Askgödsling på torvmarker kan vara ett effektivt verktyg för att: i) öka trädens tillväxt, ii) tillföra näringsämnen och iii) motverka försurning. Föreliggande studie är inriktad mot kemiska effekter på grundvattnet. Syra/bas egenskaper, lösta näringsämnen, löst organiskt kol och halter av metylkvicksilver, studerades. READ MORE
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5. Allanblackia stuhlmannii – a tree under current domestication: what are the soil requirements?
University essay from SLU/Dept. of Soil and EnvironmentAbstract : Allanblackia is a genus of trees that grows in the rainforests of West, Central and Eastern Africa. Its big fruits contain seeds very rich in oil which has been used by local communities for cooking and making soaps. The native stands are threatened by overexploitation and the demand for the oil is much greater than the supply. READ MORE