Rainfed  
                      Seed treatment 
                      
                    
                    - In dormant cultivars, break the seed dormancy by soaking the seeds in equal volume of 200 ppm ethrel for 1 h.
 
- Harden the groundnut seeds by soaking the seeds in 0.5 % CaCl2 (50 % seed volume) for 6 h (OR)
 
- Coat the seeds with TNAU Vidhai Amirtham @ 11 ml / kg of seeds.
 
                      - Treat the seeds with Carbendazim @ 2g/kg of seeds 
 
                      - Treat the seeds with Trichoderma  viride @ 4g/kg seeds (or) 
 
                      - Seed treatment will protect the young seedlings from root-rot and collar  rot infection 
 
                      - Carrier Based Formulation: Treat  the seeds required for one hectare with 1 kg each of biofertilizers viz., Rhizobium, and Phosphobacteria, using  rice gruel, shade dry for 30 minutes before sowing. 
 
                    
                       - Liquid Formulation: Treat  the seeds required for one hectare with 125 ml of each biofertilizers viz., Rhizobium, and Phosphobacteria, shade  dry for 30 minutes before sowing.
                      
 
                     
                     
                      
                             Liquid Biofertilizers                                          Biofertilizers Seed Treatment
                     
                    Soil application: 
                    
                      - Carrier Based Formulation: Two  kgs each biofertilizersviz., Rhizobium,  and Phosphobacteria with 25 kg of FYM and 25 kg of sand and broad cast  uniformly at the time of last ploughing 
 
                      - Liquid Formulation: 500  ml each of biofertilizers viz., Rhizobium,  and Phosphobacteria with 25kg of FYM and 25kg of sand and broad cast  uniformly at the time of last ploughing 
 
                      - PPFM spray: Foliar  spray @ 500 ml/ha of PPFM (Pink Pigmented Facultative Methylotroph) is  recommended on 35 and 70 days after sowing.
 
                     
                    Sowing  
                        SEED RATE 
                        
                    
                      - Varieties: 120 kg/ha of kernels
 
                     
                    Bold seeded  varieties:175  kg/ha of kernels   
                        SPACING 
                        
                    
                      - Adopt 30 cm x 10 cm 
 
                   
                    - If bud necrosis is prevalent, adopt     15 cm x 15 cm 
  
                     
                        SOWING 
                        
                    
                      - Use       Kovai seed drill to sow one seed/hill
 
                    
                  - Protect the  seeds from crows and squirrels 
    
  
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