birch

Listing 11 - 20 from 338 for birch
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Paper Birch
Paper Birch Paper Birch Betula papyrifera
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Water Birch
Water Birch Water Birch Betula occidentalis
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Uptake of carbon and nitrogen at decreased nutrient availability in small birch (Betula pendula Roth.) plants
... [ PDF ] [ Return to Contents ] Uptake of carbon and nitrogen at decreased nutrient availability in small birch (Betula pendula Roth.) plants A. J. S. McDonald (1), T. Lohammar (1) and A. Ericsson ... Uptake of carbon and nitrogen in relation to mineral nutrient supply was investigated in small birch (Betula pendula Roth.) plants grown in solution culture. A step-decrease in nutrient availability (from ...
heronpublishing.com

Stomatal resistance, photosynthesis and water relations in mountain birch in the subarctic
... Canada [ PDF ] [ Return to Contents ] Stomatal resistance, photosynthesis and water relations in mountain birch in the subarctic Heikki Kauhanen Department of Biology, University of Turku, 20500 Turku, ... Summary The role of water in regulating stomatal aperture and carbon assimilation of mountain birch (Betula pubescens Ehrh. ssp. tortuosa (Ledeb.) Nyman) was studied in the Swedish Subarctic ...
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Betula pendula--European Birch
... (Vis. 6) and ornamental but is susceptible to fatal attacks of bronze birch borer and disfiguring attacks of birch leaf miner. When grown, plan to provide the necessary insect control. ... spaces. An irregular shape and weeping habit provide interest to the landscape. Related Information. Bronze Birch Borer Birch Leaf Miner References for Cultivars: J. Frank Schmidt and Son 1999, Weston Nurseries ...
web1.msue.msu.edu

river birch, Betula nigra
... nigra Betula nigra L. Betulaceae (birches and alders) river birch, red birch Includes: no synonyms Tree to 20 m (65 ft) tall and 50 cm (18 in) ...
www.biosurvey.ou.edu

Betula nigra - river birch
... located close to areas where clearance is needed. The river birch occurs along stream beds from Massachusetts to Florida, zones 4 ... 1 1/4 inches, perhaps even smaller. Unlike many birch species, river birch does not seem to share the common problem of excessive "bleeding ... : Pests: No pests are of major concern. Resistant to bronze birch borer. Diseases: Leaf spots; chlorosis on soils with a high pH ...
www.bonsai-bci.com

botanical.com - A Modern Herbal | Birch, Common - Herb Profile and Information
... - A Modern Herbal | Birch, Common - Herb Profile and Information Birch, Common (Betula alba) Click on graphic for larger image Birch, Common Botanical: Betula alba (LINN.) Family: N.O. Betulaceae ... the leaves, 25 to 30 grains daily. ---Other Species--- B. benta (Cherry Birch, Black Birch, Sweet Birch, Mahogany Birch, or Mountain Mahogany) is an American variety, with richlymarked wood suitable for ...
www.botanical.com

Project: Effects of UV-B on birch and other trees
... Tiitto R, Aphalo PJ and Lehto T. (2001) Secondary metabolites and nutrient concentrations in silver birch seedlings under five levels of daily UV-B exposure and two relative nutrient addition ... T (2003) Effects of ultraviolet-B radiation on growth, mycorrhizas and mineral nutrition of silver birch (Betula pendula) seedlings grown in low-nutrient conditions. Global Change Biology, 9, 65-73. Lavola ...
www.cc.jyu.fi

Project: Effects of ultraviolet radiation on birch
... ) Riitta Tegelberg, MSc, (former PhD student) Summary This subproject, "Effects of UV-B on birch: structural and phytochemical responses and herbivore susceptibility" is part of the project Herbivory in ... levels of UV-A affect the growth, chemical composition and susceptibility to herbivory of birch saplings in long-term experiments outdoors? How do the different photoreceptors (phytochrome, and B/ ...
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