demonstrate the biological response of native forage species to an operational,
aerial application of nitrogenous fertilizer
based on the biological data, provide an economic assessment of the feasibility of large
scale aerial fertilization
demonstrate range fertilization to beef producers and interested
resource agency personnel by way of field days and inspection tours.
Newman, R.F., Brian M. Wikeem, and A.L. van Ryswyk. 1992. Yield response on rough fescue and
bluebunch wheatgrass range sites from fertilization. Ministry of Forests, Research Branch and
Agriculture Canada Research Station, Kamloops, B.C. File Report. (Mimeo.) 33 p.
van Ryswyk, A.L., K. Broersma, B. Wikeem, and R. Newman. 1994. Grass and lower forest ranges
should be fall fertilized. Agriculture Canada, Research Branch Forage Notes 37:62-65.
van Ryswyk, A.L., B.M. Wikeem, R.F. Newman, and K. Broersma. 1991. Nitrogen fertilization
of grass and forested rangelands of southern Interior British Columbia, Canada: evaluation
of yield response. IVth International Rangeland Congress, Montpellier, France. pp. 433-437.