Cereals, Nitrogen fertilizers, Crop yield
First Page Number
Last Page Number
Toms, William John
"The use of nitrogenous fertilisers for cereal grain production in Western Australia,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 2
, Article 4.
Available at: http://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol2/iss4/4