DEPARTMENT OF HORTICULTURE AND PLANTATION CROPS
Ramanathapuram District

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Ramanathapuram District Profile
Ramanathapuram District situated in the South East corner of Tamil Nadu Extends over an arch of 4,080.57 sq.km laying between this Northern Latitutes of 09°05’ and 09°56’ and East longitudes of 78°13‘ and 79°26’. It is surrounded by Pudhukottai District to the North, Sivaganga and Virudhunagar district on the North-West. Thirunelvelli and Tuticorin district and Gulf of Mannar on the South and Palk Striat on the East. This District has a long coastal line of 271 Km in length with 6 of the 11 block lying on the sea coast.The District has tropical climate. The mean temperature ranging from 22.3°C to 37.8°C and the relative humidity is high of 79% on an average and it ranges between 80 to 90% in coastal areas. The soil of Ramanathapuram District can be asserted into the main types viz., clay, coastal alluvium, sandy loam, alluvium, sandy and red soil. Calcium carbonate concretions of various sizes and shape are present in majority of the black soil area and these effects the fertility of the soil. Coastal alluvium occurs in Kadaladi, R.S.Mangalam, Mandapam, Tirupullani, Ramanathapuram and Thiruvadanai Blocks. There are vast stretches of saline and alkaline soil found in coastal blocks. Rameswaram Island contains mainly sandy soil.