The Regional Agricultural Research Station (Southern Zone), Vellayani has four satellite stations
- Coconut Research Station (CRS), Balaramapuram, Thiruvananthapuram
- Integrated Farming Systems Research Station (IFSRS), Karamana, Thiruvananthapuram
- Farming Systems Research Station (FSRS), Kottarakkara, Kollam
- Krishi Vigyan Kendra (KVK), Kottarakkara, Kollam