Studies on the Spray Program for the Control of Citrus Citrus Canker (3)

Abstract

Adequate time of spraying of streptomycin for the control of citrus canker on fruits was studied.
Since the late of May to the biginning of September, the spray was carried out as shown in Table 1.
It was observed that the effective control was resulted by the spraying in June and July, especially, the spraying in July was most effective.