ETL Based chemical control
If 1-2 beetles per hill or 2 adults or 2 dead leaf /hill is observed during early tillering stage then select any one of the insecticides from below list
Spray quinalphos 25% gel @ 1000 ml/ha or chlorpyrifos 20% EC @ 1250
ml/ha or triazophos 40EC @1250 ml/ha or ethofenprox 10 EC @450 ml/ha or lambda-cyhalothrin 2.5 EC 500 ml / EC 250 ml in 500 L water/ha