S. No

Agro-climatic Zone

Characteristics

1

Sub Zone V Southern Zone

Land scape of this district is mostly plains with less mountains and hillocks. North and Northwestern parts are undulating and plains in southern and eastern parts. 

S. No

Agro ecological situation

Characteristics

1

D 3.4

Tamilnadu up land and narrow strip of TN plain, gradually merging to south eastern coastal plains with little to moderate moisture availability.

2

D 4.4

Hot and dry, moderate moisture availability.

S. No

Soil type

Characteristics

Area in ha

1

Red loam

Poor CEC, low N and P status

10,250.00

2

Clay loam

Low N, P and K status

80,620.00