Evidence of ozone injury to a crop plant in India

@inproceedings{Bambawale1986EvidenceOO,
  title={Evidence of ozone injury to a crop plant in India},
  author={O. M. Bambawale},
  year={1986}
}
Evidence is presented to show that a serious leaf spot disease of potato which appeared each year in the Punjab since 1978 is primarily due to ozone: 1. (i) The symptoms of the leaf spot were similar to the ozone stipple of potato reported in the U.S.A. 2. (ii) Activated charcoal and ethylenediurea effectively controlled the spots. 3. (iii) Elevated ozone in the atmosphere was detected with the bioindicators Nicotiana tabacum var. Bel-W3 and potato variety Cherokee. This is the first… CONTINUE READING

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