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Journal of the Department of Agriculture, Western Australia, Series 4

Keywords

Rock phosphate, Phosphorus fertilizers, Superphosphates, Crop yield, Western Australia

First Page Number

150

Last Page Number

154

ISSN

0021-8618

Abstract

Field experiments conducted on our non leachng soils from 1975 to 1988 have consistently shown that rock phosphates, compared with freshly applied superphosphate each year, are a relatively ineffective fertilizer in the year of application and in the years after application.

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