. Control series bulletin. Feeds; Fertilizers. 23 Table No. 3 shows the comparative cost per pound of nitrogen, potash and phosphoric acid in its various fonns in the three grades of fertiHzers. TABLE NO. 3 FORMS OF ELEMENT Nitrogen (as nitrates) ... Nitrogen (organic) Potash (as muriate) Soluble phosphoric acid. Reverted phosphoric acid Insoluble phosphoric acid. This summary shows: (a) That the most economical fertilizer to buy is the high grade, or the one valuing commercially $ or over per ton. (b) That the purchaser of high grade fertilizer in place of low grade saves cents on e
. Control series bulletin. Feeds; Fertilizers. 23 Table No. 3 shows the comparative cost per pound of nitrogen, potash and phosphoric acid in its various fonns in the three grades of fertiHzers. TABLE NO. 3 FORMS OF ELEMENT Nitrogen (as nitrates) ... Nitrogen (organic) Potash (as muriate) Soluble phosphoric acid. Reverted phosphoric acid Insoluble phosphoric acid. This summary shows: (a) That the most economical fertilizer to buy is the high grade, or the one valuing commercially $ or over per ton. (b) That the purchaser of high grade fertilizer in place of low grade saves cents on every pound of nitrogen, cents on every pound of potash and cents on every pound of phosphoric acid. (c) That nitrogen in medium grade fertilizers has cost cents, potash .9 cent and phosphoric acid A cent per pound more than in the high grade goods. (d) That about 52 per cent of the brands of fertilizer sold in the state during the year may be classed as low and medium Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts Agricultural Experiment Station. Amherst, University of Massachusetts
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