摘要：Climate and agriculture are interrelated processes and both of which take place on a global scale. The relationship is two sided. Climate will affect agriculture through rainfall, temperature and other conditions. Since some plants need specific conditions to grow. Thanjavur district has been choosen for the study and it has plain topography. The study area has tropical climate and it is suitable for agriculture. The rainfall is received during the North East monsoon and low rainfall from South west monsoon. The district is predominantly an agricultural region which lies in the Eastern part of Cauvery delta and it is called the Rice Bowl of Tamil Nadu. The present study area lies between. 780 45’ 50’’ E to 790 35’ 55’’ E Longititude and Latitude 100 10’ 0’’ N to 11o 10’ 6’’ N. This area is demarcated from the survey of Indian topographical maps and the total area about 3397 s.qkm. The climate and its impact on agriculture is analyzed based on the data collected and accordingly the study area and relevant maps for this study were prepared using Geographical information system
关键词：Monsoon; Climate ; Agriculture ; GIS and Thanjavur
