1 |
North Eastern Zone |
Kancheepuram, Tiruvallur, Cuddalore, Vellore, Villupuram and Tirunvannamalai |
1. Red Sandy Loam 2. Clay Loam 3. Saline coastal Alluvium |
2 |
North Western Zone |
Dharmapuri, Krishnagiri, salem and Namakkal (Part) |
1. Non Calcareous Red 2. Non Calcareous Brown 3. Calcareous Black |
3 |
Western Zone |
Erode, Coimbatore, Tiruppur, Theni, Karur (part), Namakkal (part), Dindigul, Perambalur and Ariyalur (part) |
1. Red Loamy 2. Black |
4 |
Cauvery Delta Zone |
Thanjavur, Nagapattinam, Tiruvarur, Trichy and parts of - Karur, Ariyalur, Pudukkottai and Cuddalore |
1. Red Loamy 2.Alluvium |
5 |
Southern Zone |
Madurai, Sivagangai, Ramanathapuram, Virudhunagar, Tirunelveli and Thoothukudi |
1. Coastal Alluvium 2. Black 3. Red Sandy soil 4. Deep red soil |
6 |
High Rainfall Zone |
Kanyakumari |
1. Saline Coastal 2. Alluvium 3. Deep Red Loam |
7 |
Hilly Zone |
The Nilgiris and Kodaikanal (Dindigul) |
Lateritic |