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Crop Production
Crop Protection
Crop Improvement
Sustainable Agriculture
Organic Farming
Indigenous Farming
Vedapuri Krishi Vigyan Kendra (VKVK), Thiruvannamalai District
  

Weather
Soil
Water
Seed
Farm Enterprises
Nutrition
Post Harvest Technology
Bio Technology
Bio-Fuels

Description of Agro-climatic Zone & major agro ecological situations (based on soil and topography)  

S. No

Agro-climatic Zone

Characteristics

1.

North Eastern Zone, Viruthachalam

The Mean average temperature is 28.62oC.  Hot during summer ( 35 – 37oC). Cool during winter periods ( 24 – 26oC).  The temperature regime is hyper thermic.

 

S. No

Agro ecological situation

Characteristics

1

Comes under Eastern ghat (TN uplands) and Deccan plateau.

Hot semi arid eco region with red loamy soils.

Soil type/s

Four soil groups viz deep red soil, thin red soil, clayey soil and gravelly soil are in the district. The predominant soil type in the district is red. Red series loam is found in all the taluks with concentration in Polur taluk, Red series sand is also found in all the taluks but predominantly in Thiruvannamalai, Chengam and Vandavasi taluks. Different types of soil like ferrogenous loamy and sandy are seen throughout the district. Black series of loam is found in tank and river bed areas of Vandavasi and Cheyyar taluks.

 

 

  
Special Technologies