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  • Y-PSB is a phosphate solubilizing bio fertilizer.
  • Phosphorous is the major nutrient plants inducing Vigorous growth and also contributing to their disease resistance Phosphorous helps in root formation and Plant growth.
  • The plants utilize only 15-20% of phosphate applied.
  • The balance 85-90% remains insoluble form in the soil.
  • Y-PSB have highly efficient phosphate solubilizing bacteria that grow and secrete organic acids which dissolve this unavailable phosphate in soluble form and make it available to the plants thus the residual phosphate fertilizers the soil can be well utilized and external application can be optimized.


Applicable for all crops.- cereal, pulses, horticulture crop, vegetables.

Method of application Dose per Hectare:

• Soil Application: (Before Sowing): Mix 2.5 Litre of Y-PSB uniformly in 50-100Kgs c compost and apply in the field before planting preferably in the evening or cloudy day.

• Seed treatment: Prepare solution of 50ml of Y-PSB in required quantity of water. Mi seeds with this solution for 15-20 minutes dry treated seed in shade and sow seeds immediately.

Drenching Mix 2.5 liter of Y-PSB with required quantity of water and do drenching near the root zone of the plant.

Product Advantages:

1. It solubilizes insoluble Phosphate in the soil into easily available form to the plant

2. It reduces the use of super phosphate or phosphorous fertilizer upto 40%

3. It assuresearly and effective germination of seeds.

4. Helps plants to absorb inaccessible nutrients in soil.

5. Eco friendly, used in drip irrigation effective and efficient use for organic farming.

6. Nontoxic to human, animals, plants and insect predators. Caution: If conditions are dry irrigate the field before application. Do not mix with chemical pesticides or insecticides at the time of application.



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