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fertilizer
(redirected from Chemical fertilizer)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
fertilizer
material added to soil to improve its fertility by adding to its chemical composition. Usually infers a chemical agent such as superphosphate but blood and bone and kelp humus are included also. Some of them, e.g. calcium cyanamide, ammonium sulfate, urea, can cause poisoning.


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? Mentioned in ? References in periodicals archive
 
In place of chemical fertilizer, the farm routes cover crops such as clover and beans to provide nitrogen.
Reforming rice: Lundberg's greener farms by O'Neill, Kathleen / E
The chemical fertilizer industry was born from left-over ammonium nitrate, used in making explosives, the government had after World War II.
Think globally, eat locally by DiNovella, Elizabeth / The Progressive
The only solution to this mess is to fully restore natural wetlands and regulation of the use of chemical fertilizer and pesticides on crops.
Toxic waters by Raffensperger, John / BOAT/U.S. Magazine
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