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Agronomic comparisons between phosphate rock and superphosphate in soils of the Cerrado of Brazil /

Bibliographic Details
Main Author:	Smyth, T. Jot (Thomas Jot), 1951-
Format:	Thesis Microform Book
Language:	English
Published:	[Place of publication not identified] : [publisher not identified] ; 1981.
Subjects:	Soils > Phosphorus content. Phosphate rock > Brazil. Superphosphates > Brazil.

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