Effects of ozone on birch (Betula pendula Roth.) clones
Saplings of five birch clones (Betula pendula Roth.) were exposed to ozone doses 1.2-1.7 x higher than the ambient under field conditions during growing seasons 1991-1993. The clones were also fumigated with 40 ppb - 150 ppb ozone in three chamber experiments. The effects of nitrogen supply on ozone...
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Veröffentlicht in: | Water, air and soil pollution air and soil pollution, 1995-01, Vol.85 (3), p.1331-1336 |
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Sprache: | eng |
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