questions: asking about treatment of ulcer or eus on fish body and treatment of red agal bloom 
 answers: apply  lime @ 10 kg per bigha, mix with suitable amount of water and apply onto the pond water after 4 hrs of mixing
for eusor ulcer - apply 13ml cifax mix with 10 l of water for 1 bigha pond, if it is not cured after 14 days apply the same dose again
for red algal treatment- float any type of floating plant example, water hyacinth and change it after every week with new pants