The effect of two mild sulphur sprays on the photosynthetic activity of apple leaves
Agnew, E.L.; Childers, N.F.
Proceedings of the American Society for Horticultural Science 37: 379-383
ISSN/ISBN: 0099-4065 Accession: 025768086
Commercial Sulfix-dry-lime-S and Magnetic Spray wettable S sprays had little or no effect on photosynthetic activity except in 1 expt., in which the Sulfix-dry-lime-S was used. Temps. ranged from 83 to 86[degree] F for the first 3 days after spraying.