N-P compound fertilisers
Compound fertilizers, Nitrogen-phosphorus fertilizers
First Page Number
Last Page Number
Mason, M G.
"N-P compound fertilisers,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 9
, Article 6.
Available at: http://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol9/iss9/6
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