example of the effect of past use of land on fertility levels and growth of Norway spruce (Picea abies L. Karst.)
By: by K.A. Armson.
Series: Technical report -- no. 1; Technical report (University of Toronto. Faculty of Forestry) -- no. 1.
Publisher: Faculty of Forestry, University of Toronto
Published: 1959
Place of publication: Toronto
Language: eng
Subjects: Forest soils -- Ontario.; Soil fertility -- Ontario.; Norway spruce -- Ontario -- Growth.
Notes: Bibliography: p. 5-6.