/Outlines 17 0 R/Metadata 47 0 R/PieceInfo<>>>/Pages 46 0 R/PageLayout/OneColumn/OCProperties<>/StructTreeRoot 49 0 R/Type/Catalog/LastModified(D:20061025142237)/PageLabels 44 0 R>> endobj 187 0 obj<>/PageElement<>>>/Name(HeaderFooter)/Type/OCG>> endobj 188 0 obj<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC]/ExtGState<>>>/Type/Page>> endobj 189 0 obj<> endobj 190 0 obj<> endobj 191 0 obj<> endobj 192 0 obj<> endobj 193 0 obj<> endobj 194 0 obj[/ICCBased 208 0 R] endobj 195 0 obj<> endobj 196 0 obj<> endobj 197 0 obj<> endobj 198 0 obj<> endobj 199 0 obj<>stream Comment Avoir Un Code Créateur Sans Avoir 1000 Abonnés, Local Suzuki Outboard Dealers, Nick Du Toit Rugby, Los Santos Meaning, Lazio Stonehaven Menu, Breville Cafe Roma Problems, Breiden Fehoko Nfl Contract, Kt Tape Headache, " /> /Outlines 17 0 R/Metadata 47 0 R/PieceInfo<>>>/Pages 46 0 R/PageLayout/OneColumn/OCProperties<>/StructTreeRoot 49 0 R/Type/Catalog/LastModified(D:20061025142237)/PageLabels 44 0 R>> endobj 187 0 obj<>/PageElement<>>>/Name(HeaderFooter)/Type/OCG>> endobj 188 0 obj<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC]/ExtGState<>>>/Type/Page>> endobj 189 0 obj<> endobj 190 0 obj<> endobj 191 0 obj<> endobj 192 0 obj<> endobj 193 0 obj<> endobj 194 0 obj[/ICCBased 208 0 R] endobj 195 0 obj<> endobj 196 0 obj<> endobj 197 0 obj<> endobj 198 0 obj<> endobj 199 0 obj<>stream Comment Avoir Un Code Créateur Sans Avoir 1000 Abonnés, Local Suzuki Outboard Dealers, Nick Du Toit Rugby, Los Santos Meaning, Lazio Stonehaven Menu, Breville Cafe Roma Problems, Breiden Fehoko Nfl Contract, Kt Tape Headache, " />

Rep. 1896, Vol. Can. 20=�%�wi��`�2X���f�k��b`�g)?MsA��o:�4#P�. [117], Although sometimes described, e.g., by Switzer (1960),[118] as relatively resistant to attack by insects and disease, white spruce is far from immune to depredation. De Not., and Dicranum Hedw. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Hustich, I. (2015). For., For. 1964. The northernmost trees in the world are Gmelin larch (Larix gmelinii) found at latitude 72°40′ N on the Taymyr Peninsula in the central Arctic region of Russia. A natural progression of hardening and dehardening occurs in concert with the seasons (Glerum 1985). Book, New York NY. [28] On sandy podzols (Wilde et al. The full-grown larvae of the larvae vary in length from 15 mm to 35 mm. Smith, B.J. On certain river bottom sites, however, black spruce may replace white spruce (Viereck 1970a). 185 34 1920. [107] The second feature that defies quantitative description is the end point or climax. [86][87][88] Acidity of the mineral soil sampled at an average depth of 17 cm in 13 white spruce stands on abandoned farmland in Ontario increased by 1.2 pH units over a period of 46 years (Brand et al. 0000031051 00000 n %PDF-1.4 %���� Leaves-of-Spruce tree. At maturity, the testa darkens rapidly from light brown to dark brown or black (Crossley 1953). Sargent, C.S. 1948. Paxton’s Botanical Dictionary (Revised and corrected), Bradbury, Evans, London, U.K. 623 p. Jackson, A.B. Dep. Resin blisters are normally lacking, but the Porsild spruce Picea glauca var. Can. Dep., Madison WI, Publ. (1990). 131 p. Mullin, R.E. "Forest succession and soil development adjacent to the Chena River in interior Alaska. Grading seed by weight in white spruce. [7], Podzolized, brunisolic, luvisolic, gleysolic, and regosolic (immature) soils are typical of those supporting white spruce throughout the range of the species (Nienstaedt 1957). In most of its range, white spruce occurs more typically in association with trees of other species than in pure stands. xref Organellar Genomes of White Spruce (Picea glauca): Assembly and Annotation. Mature Size. White spruce produces good lumber, and black spruce is the source of spruce gum. "Influence of white spruce trees on permafrost-table microtopography, Mackenzie River Delta. Western forest cover types, Northern Interior (Boreal): White spruce. [14][15][16], A bushel (35 L) of cones, which may contain 6500 to 8000 cones, yields 6 to 20 ounces (170 to 570 g) of clean seed (USDA Forest Service 1948). USDA, For. Most seed falls early rather than late, but dispersal may continue through fall and winter (Zasada 1986),[18] even into the next growing season (Rowe 1953). Spruce needles fall off when the tree is 4-10 years old. Trees often reach 80-140 feet in height and 1.5 to 3 feet in diameter. Branch, Ottawa ON, Tech. It has a strong evergreen smell when crushed and is one way to tell it from other spruce. [19] Seed dispersal occurs mainly in late summer or early fall (Waldron 1965). Can. endstream endobj 186 0 obj<>/Outlines 17 0 R/Metadata 47 0 R/PieceInfo<>>>/Pages 46 0 R/PageLayout/OneColumn/OCProperties<>/StructTreeRoot 49 0 R/Type/Catalog/LastModified(D:20061025142237)/PageLabels 44 0 R>> endobj 187 0 obj<>/PageElement<>>>/Name(HeaderFooter)/Type/OCG>> endobj 188 0 obj<>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageC]/ExtGState<>>>/Type/Page>> endobj 189 0 obj<> endobj 190 0 obj<> endobj 191 0 obj<> endobj 192 0 obj<> endobj 193 0 obj<> endobj 194 0 obj[/ICCBased 208 0 R] endobj 195 0 obj<> endobj 196 0 obj<> endobj 197 0 obj<> endobj 198 0 obj<> endobj 199 0 obj<>stream

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