500gms in 200 litre of water per acre
Repeat Dose in 10days or as and when required
Time for Spraying:-
For best result, apply prophylactically, i.e. before desires attack plant. In rainy weather, spraying must be repeated at shorter intervals.
Limitation for use:-
Do not use copper on any copper sli varieties of paddy as leaf scorching may occur.
Do not use on fruit tree without addition of safeness (eg cotton seed oil) to avoid leaf scorch and re-settling.