Police have destroyed opium cultivation at a plot of 12 bighas in Ganakguri gaoan in Sorbhog and arrested the landlord Gajen Das on Thursday. According to information, acting on a tip off, a police team led by Officer in charge of Barpeta Road police station Purna Baruah, Barnagar Circle officer Biraj Saudcircle inspector A Ahmed with a few excise department officials saw a plot measuring 12 bigha with opium crop on it. The plot was owned by one Gajen Das. They have destroyed the entire plot during the operation. According to landlord Gajen Das he did not know there his plot was used for opium cultivation. His son allowed a few people utlise the plot. He is now at large.