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  1. macek.g

    Dissolved Organic Phosphorus

    Hi Could you expand on that ...? Hmmm Soil Mineralogy. The mineral composition of the soil influences the phosphorus adsorption capacity. For example, soils with a high content of Al3+ and Fe3+also tend to have the greatest phosphorus adsorption capacity. Soil pH. Optimum soil pH between 6...
  2. macek.g

    Aquatic plants are plants with C4 or C3 photosynthesis?

    The conclusion is that ,most of the popular plants we have (rotala, ludwigia, hygrophila etc etc) are plants with c3 photosynthesis with some exceptions with c4 photosynthesis. Tahnk you
  3. macek.g

    Aquatic plants are plants with C4 or C3 photosynthesis?

    Hi All Specifically, I mean aquatic plants, if they are C3 as I think then everything is clear to me. Egeria densa is a C4 plant?
  4. macek.g

    how to maintain gh5 and kh2

    Easy:) Example: For 100l RO add: 6 grams NaHCO3(bicarbonate soda) = Kh-2 13 grams CaS04*1/2H20 (calcium sulphate) =Gh-5.021 and Ca-35.8 Na-16.4 HC03-43 SO4-86
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