Rice, Phosphorus fertilizers, Ord River region (W.A.), Western Australia
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A three-year experiment on the initial and maintenance phosphate requirements of wet-season rice was carried out at Kimberley Research Station between 1960 and 1963.
Application of 2 cwt. per acre superphosphate as the first application on new land, followed by annual application of 1J cwt. per acre is recommended.
Van, Rijn P J and Chapman, A. L.
"Phosphate requirements of rice in the Ord River Valley,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 5:
1, Article 10.
Available at: https://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol5/iss1/10