questions: telling that he has cultivated sali rice in a land of 5 bigha. but now the crops are being damege by rice case worm and causing severe damage to the leaves. asking the control measure for the same. 
 answers: suggested mr. ali to drain- off the water from the field to kill the floating larvae and to put some kerosene in the field water and to dislodge the leaf-cases by shaking the plants by passing rope. chemical measures suggested is to spray the crop with quinalphos 25ec @ 1 litre per 250 litres of water per hectare.