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betula platyphylla/hypoxia

Krækjan er vistuð á klemmuspjaldið
GreinarKlínískar rannsóknirEinkaleyfi
4 niðurstöður

Metabolic response of river birch and European birch and European birch roots to hypoxia.

Aðeins skráðir notendur geta þýtt greinar
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Flood tolerance of woody plants has been attributed to internal oxygen diffusion from shoot to root, metabolic adaptation within the root, or both. The purpose of this study was to compare several biochemical and physiological responses of birch roots to hypoxia in order to determine the nature of

Ethylene, Ethane, Acetaldehyde, and Ethanol Production By Plants under Stress.

Aðeins skráðir notendur geta þýtt greinar
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Red pine (Pinus resinosa Ait.) and paper birch (Betula papyrifera Marsh.) seedlings exposed to sulfur dioxide produced acetaldehyde and ethanol, and exhibited increased production of ethylene and ethane. Gas chromatographic measurement of head space gas from incubation tubes containing leaves or

Life-history strategies affect aphid preference for yellowing leaves.

Aðeins skráðir notendur geta þýtt greinar
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According to the nutrient-translocation hypothesis, yellowing tree leaves are colonized by aphids at the end of the growing season owing to improved availability of nutrients in the phloem sap after chlorophyll degradation. We measured aphid densities on potted Betula pendula seedlings in a field

Root aeration in wetland trees by pressurized gas transport.

Aðeins skráðir notendur geta þýtt greinar
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Tracer gas studies and oxygen uptake measurements have shown that pressurized gas transport improves oxygen supply to roots in the wetland tree species Taxodium distichum L. Rich. (Taxodiaceae), Betula pubescens J.F. Ehrh. (Betulaceae), and Populus tremula L. (Salicaceae), but not in Acer
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