Canadian Forest Service Publications
Urea fertilization of five 60-year-old balsam fir stands in Québec: 10-year results on growth response and ammonium-nitrogen changes. 1980. Roberge, M.R.; Gagnon, J.D. Canadian Forestry Service, Laurentian Forest Research Centre, Sainte-Foy, Quebec. Bi-Monthly Research Notes 36, 4: 15-16.
Available from: Laurentian Forestry Centre
Catalog ID: 14720
Series: Bi-Monthly Research Note