Simultaneous pH and EC control in hydroponics through real-time manipulation of the ammonium-to-nitrate ratio in the nutrient solution

Subjects: “…Nitrate, Ammonium, pH, control, Hydroponics…”
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Ondersoek na bepalings van geselekteerde metale in riviersedimente met behulp van 'n pH-afhanklike ekstraksieprosedure

Subjects: “…pH-afhanklike ekstraksieprosedure…”
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Experimental and Numerical Investigation of The Behavior of Screen Grid ICF Walls by El Maghraby, Yosra Hesham

Subjects: “…Typescript (photocopy). Ph.D. American University in Cairo 2014.…”
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The effect of pH control on ammonium release in anaerobic digestion

Subjects: “…pH…”
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An investigation into the floatability of platinum group arsenides and tellurides under varying collector and solution chemistries by Wali, Avuyile

Subjects: “…pH and Eh conditions…”
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Identifying the Challenges that Hinder Research Productivity in Academia: Evidence from Somaliland and The Way Forward. by Jama, Khalid

Subjects: “…PhD.…”
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Conversion of soil pH values and exchangeable base cation quantities determined by different methods by Nel, Teneille

Subjects: “…Soil pH…”
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Online Control of Lemna minor L. Phytoremediation : Using pH to Minimize the Nitrogen Outlet Concentration

Subjects: “…PH control…”
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A systematic investigation into the quantitative effect of pH changes on the upper glycolytic enzymes of Escherichia coli and Saccharomyces cerevisiae by Swanepoel, Christiaan Johann

Subjects: “…pH changes on kinetic parameters of enzymes…”
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A Taxonomic study of high pH tolerant lactic acid bacteria associated with vacuum-packaged meat products

Subjects: “…high pH tolerant lactic acid bacteria…”
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Diagnostic utility of pericardial fluid pH in diagnosing infectious pericardial effusions among patients with moderate and large effusions undergoing pericardiocentesis at Groote S... by Kiggundu, Brian

Subjects: “…pH…”
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Geomorphic impacts of Loxodonta Africana (African elephants) in Tembe Elephant Park

Subjects: “…Ph…”
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Effects of acid-binding capacity of South African feedstuffs and water pH on the performance of broilers

Subjects: “…Water pH…”
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Thermo- and pH- responsive nanofiber hydrogels from novel amphiphilic graft terpolymers by De Beer, Emanuel

Subjects: “…Stimuli-responsive hydrogel, physically crosslinked hydrogel, thermo-responsive, pH-responsive, hydrogel nanofiber, NIPAM, MAA, PDMS graft polymer…”
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Macroalgal-derived alginate soil amendments for water retention, reduced nutrient release rate, and soil pH control by Van der Merwe, Roelof du Toit

Subjects: “…Ecklonia maxima; macroalgal-derived alginate; hydrogels; slow-release fertilisers; water retention; reduce nutrient release rate; soil pH control…”
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