Zobrazeno 1 - 3
of 3
pro vyhledávání: '"S. J. L'hirondelle"'
Publikováno v:
New Phytologist. 121:611-622
summary Acidic deposition may contribute to the decline of red spruce (Picea rubens Sarg.) in eastern North America; response to acidic mist may depend on mist content and plant nutrient status. We grew red spruce seedlings with high or low nitrogen
Publikováno v:
Scandinavian Journal of Forest Research. 7:331-344
During the growing seasons of 1985–88, red spruce (Picea rubens Sarg.) seedlings were exposed repeatedly in field chambers to sulfuric and/or nitric acid mist in the range of pH 2.5 to 4.5. Hydrogen ion, sulfate, and nitrate concentrations in mist
Publikováno v:
Canadian Journal of Botany. 64:2421-2427
Five-week-old aspen seedlings and 8-week-old jack pine seedlings were exposed to a 3-h SO2 fumigation episode (peak = 0.78 μL L−1; mean = 0.30 μL L−1) 0, 2, or 5 times per week. Intermittent fumigation of both species for up to 8 weeks had no c