Tob. Sci., 1976, 20-19, p. 67-68, ISSN.0082-4523
Calcium nutrition relation to ozone damage of flue-cured tobacco
Department of Plant Pathology and Physiology, Virginia Polytechnic Institute and State University, Virginia USA
The effect of calcium nutrition on the sensitivity to ozone of Nicotiana tabacum cv. ‘NC 88’ was determined. Calcium was supplied at the rate of 0, 25, 100, and 200 ppm in an otherwise complete nutrient solution. When plants were at the 8 to 9 leaf...