Soil and plant analysis : a guide to fertilizer usage
Soil fertility, Soil testing, Plant analysis, Fertilizers
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Last Page Number
Cox, Walter Jacob
"Soil and plant analysis : a guide to fertilizer usage,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 19
, Article 3.
Available at: http://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol19/iss1/3
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