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rock phosphate

   Also found in: Encyclopedia 0.01 sec.
rock phosphate
a mined mineral used as a fertilizer and as a dietary phosphorus supplement for animals. Some deposits of the mineral contain high levels of fluorine and its use as a feed supplement leads to poisoning in the livestock. See also fluorosis.
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For example, you could select blood meal for nitrogen, rock phosphate for phosphorus, and greensand for potassium.
Mix and Match Organic Fertilizer by David Hertz / Home improvement and landscaping community
Summary: Indonesia is seeking to import more rock phosphate from Morocco to boost its agricultural production in the years to come and to boost cooperation in agriculture, the Indonesian Foreign Ministry announced after Agriculture Minister Anton Apriyanto's recent visit to Rabat.
RI seeks to boost cooperation with Morocco in agriculture by UMCI News (Potomac Falls, VA)
The operator said the ship's cargo of 40,000 tonnes rock phosphate -- a kind of fertiliser -- did not pose a threat to the environment.
Madagascar slick clean-up under way by AFP / AFP Global Edition
 
 
 
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