 Thanjavur is known as the " Rice bowl of Tamil Nadu " . Paddy is the crops and the other crops grown are blackgram , banana , coconut , gingelly , ragi , red gram , green gram , sugarcane and maize . The total percentage of land fit for cultivation is 58 % . There are three seasons for agriculture in Thanjavur – Kuruvai ( June to September ) , Samba ( August to January ) and Thaladi ( September , October to February , March ) . The total rice production has been maintained at 10 @.@ 615 L.M.T and 7 @.@ 077 L.M.T. The city acts as a focal point for food grains transported from the adjoining areas of the Cauvery Delta . Organic farming is gradually being known to the farmers of Thanjavur . To maximise agricultural produce organic farming is being implemented . Though agriculture is the main economic activity , only 7 % of the population is involved in it . There is a lot of agricultural related trading that forms the key economic activity in the city . 
