granular superphosphate

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Triple superphosphate — is a fertilizer produced by the action of concentrated phosphoric acid on ground phosphate rock.:3Ca3(PO4)2 middot;CaF2 + 4H3PO4 + 9H2O > 9Ca(H2PO4)2 + CaF2The active ingredient of the product, monocalcium phosphate, is identical to that of… … Wikipedia
Monocalcium phosphate — Monocalcium phosphate … Wikipedia
Aerial topdressing — is the spreading of fertilisers such as superphosphate over farmland with the use of aircraft. Aerial topdressing was developed in New Zealand in the 1940s and was rapidly adopted elsewhere in the 1950s. For more general information about… … Wikipedia
Fertilizer — Tennessee Valley Authority: Results of Fertilizer demonstration 1942 … Wikipedia
Bone Valley — The Bone Valley is a region of central Florida, encompassing portions of present day Hardee, Hillsborough, Manatee, and Polk counties, in which phosphate is mined for use in the production of agricultural fertilizer. Florida currently contains… … Wikipedia

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