relevant equivalents of ammonium formate and/or ammonium acetate, catalyst (25 mg of 5 wt % Pd/C) if applicable, and 1 mL of solvent (methanol or 2-methyltetrahydrofuran). Reactions were heated to the ...
Many labs use a test called the ammonium acetate test to measure K. If your soil has a low CEC of 5 or less, any soil test above 115 ppm for K using the AA test require no additional K fertilizer. The ...
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