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Bio-B5, a biopesticide-cum-biofertilizer, contains Bacillus subtilis strain B5. It has an inhibiting effect against soil and tuber borne pathogens and promotes crop growth. It is a carrier based formulation with high concentration of the Bacillus subtilis strain B5.

Effective Against

Black scurf (Rhizoctonia solani), brown rot (Rolstonia solanacearum), late blight (Phytophthora infestans), early blight (Alternaria solani) and Fusarium rot/wilt (Fusarium solani) diseases of potato.


  • Controls soil/tuber borne diseases upto 80%
  • Increases crop yield upto 25%
  • Increases nutrient uptake efficiency of plant
  • Eco friendly/non-toxic for humans
  • Ensures early and uniform germinations
  • Increases crop yield upto 20%
  • Compatibility with systemic and contact fungicides viz. Benlate, Bavistin, Ridomil and Dithane-M 45
  • Has shelf life of 1 year

Availability Bacillus subtilis B5: 10 billion cfu/kg
Application Method
Tuber/Seed Dip in 0.25% solution for 20 minutes
Leaf Spots Foliar Spray with 0.25% solution
Shell Life and Storage One Year at room temperature


  • Treated tubers/seeds should be dried in shade and sown within 24h of treatment.
  • Bio-B5 should be stored in cool, dark and dry place.
  • Entire contents of the pack should be used at one time