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fertilizer values
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<blockquote data-quote="tja477t" data-source="post: 1412571" data-attributes="member: 22649"><p></p></blockquote><p>I think they are giving you the % Phosphorous Pentoxide and % Potassium Oxide in its pure forms. I haven't worked with labels like this in a long time but I believe to calculate the amount of P like you are accustomed to you need to multiply the P number by 0.435. I can't remember what you do for the K. If I can remember I'll let you know. Pretty sure this is right for the P because I remember just multiplying by 0.4 so I could do it in my head.[/quote]</p><p></p><p>.83 is the k multiplier but it still wouldnt make sense for the nitrogen. i did find an old article from the 80's that said a certain crop needed "80-20-100 per acre". i wonder if the label is set up for a certain application rate that will give 60-0-60(lbs per acre) if spread at certain rate.</p><p>[/QUOTE]</p>
[QUOTE="tja477t, post: 1412571, member: 22649"] [/quote]I think they are giving you the % Phosphorous Pentoxide and % Potassium Oxide in its pure forms. I haven't worked with labels like this in a long time but I believe to calculate the amount of P like you are accustomed to you need to multiply the P number by 0.435. I can't remember what you do for the K. If I can remember I'll let you know. Pretty sure this is right for the P because I remember just multiplying by 0.4 so I could do it in my head.[/quote] .83 is the k multiplier but it still wouldnt make sense for the nitrogen. i did find an old article from the 80's that said a certain crop needed "80-20-100 per acre". i wonder if the label is set up for a certain application rate that will give 60-0-60(lbs per acre) if spread at certain rate. [/QUOTE]
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