Chlorotic Dwarf of Eastern White Pine caused by an Ozone and Sulphur Dioxide Interaction

Abstract

CHLOROTIC dwarf disease of eastern white pine (Pinus strobus L.) is a physiogenic condition characterized by stunted roots and tops, mottled needles and premature foliar abscission. Recent work has indicated that the disease is caused by gaseous pollutants that injure the needles of genetically susceptible white pines1. We have now shown that the action and… (More)
DOI: 10.1038/225476a0

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