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Sulfur dioxide injury on citrus: Riverside tests show orange trees to be resistant to plantdamaging air pollutant at known atmospheric concentrations
Publication Information
California Agriculture 10(1):9-9.
Published January 01, 1956
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Abstract
Concentrations of sulfur dioxide—an important plant-damaging constituent of the atmosphere—vary from 0.01 part per million—ppm—to 0.24 ppm, and average about 0.06 ppm in the south coastal plain of California.