نتایج جستجو برای: mature wood

تعداد نتایج: 107225  

Journal: :Time 2001
C Gorman

Journal: :Mycologia 2003
R Noble T R Fermor S Lincoln A Dobrovin-Pennington C Evered A Mead R Li

The mushroom (Agaricus bisporus) has a requirement for a "casing layer" that has specific physical, chemical and microbiological properties which stimulate and promote the initiation of primordia. Some of these primordia then may develop further into sporophores, involving differentiation of tissue. Wild and commercial strains of A. bisporus were cultured in axenic and nonaxenic microcosms, usi...

Wood is a naturally renewable material with both continuous and isolated pore systems. Wood-composite panels have the privilege of offering a homogeneous structure to be used as constructional and structural materials. However, its nature makes it susceptible to biological wood-deteriorating agents, water absorption and thickness swelling, fire, etc. Using nano-materials are very easy in the wo...

Journal: :Environmental entomology 2010
Matthew D Klingenberg Niklas Björklund Brian H Aukema

Hylobius warreni Wood, also known as the Warren root collar weevil, is a flightless insect that feeds on conifers throughout the boreal forests of Canada. Mature trees typically can withstand feeding, but larval feeding around the root collar may cause mortality to young trees. Recently, a large outbreak of mountain pine beetle (Dendroctonus ponderosae Hopkins) has killed a high proportion of m...

Journal: :The Journal of Cell Biology 1985
L Wood A Kaplan

We proposed that Dictyostelium discoideum contains two linked pools of mature alpha-mannosidase (Wood, L., R. N. Pannell, and A. Kaplan, 1983, J. Biol. Chem., 258:9426-9430). To obtain physical evidence for these pools, cells were pulse-labeled with [35S]methionine, homogenized, and subjected to Percoll gradient centrifugation. After immune precipitation of alpha-mannosidase, its polypeptides w...

Wood is a naturally renewable material with both continuous and isolated pore systems. Wood-composite panels have the privilege of offering a homogeneous structure to be used as constructional and structural materials. However, its nature makes it susceptible to biological wood-deteriorating agents, water absorption and thickness swelling, fire, etc. Using nano-materials are very easy in the wo...

Journal: :Forests 2022

Mature age Pinus radiata D. Don trees were sampled across nine sites in northern New South Wales, Australia, that expected, based on site quality and inventory metrics, to exhibit significant variation productivity wood quality. Twenty per harvested 13 mm diameter, pith-to-bark increment cores extracted from three eight of the for SilviScan analysis. Outerwood collected all basic density measur...

A. Dorostkar A. Rafighi M. Madhoushi

In this research, the effect of wood species and particle size on mechanicalproperties of wood plastic composites (WPC) made of fir (Abies alba) and beech(Fagus orientalis L.) sawdust and high density polyethylene (HDPE) wereinvestigated. Wood plastic composite (WPC) were made with 30% HDPE in abatch process at 185˚C, at two particle sizes of 40 mesh and 80 mesh. Maleicanhydride polypropylene (...

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