Foliar nutrient diagnosis of urban sugar and red maples in the Great Lakes Region

The purposes of this study were to review the literature on nutrient levels and to determine diagnostic levels of nutrients in healthy urban sugar maples...and red maples..." (p.104)

[Ti: Foliar nutrient diagnosis of urban sugar and red maples in the Great Lakes Region]
[Au: Smiley, E.T.,, Hart, J.B., Jr., and, Kielbaso, J.J.,]
[So: Journal of Environmental Horticulture 3(3):104-107.]
[Ky: Maintenance]]

[Issue/Page: 3(3):104-107]