What is Bio DAP Fertilizer and How It Works Bio DAP (Bio Di-Ammonium Phosphate) is an advanced organic phosphate fertilizer developed to improve phosphorus availability in soil while maintaining long-term soil health. Unlike chemical DAP, Bio DAP is prepared using Phosphate Rich Organic Manure (PROM) enriched with beneficial microorganisms. These microbes help convert unavailable phosphorus in the soil into a plant-absorbable form. For farmers in Tamil Nadu, where soil nutrient imbalance and phosphorus fixation are common challenges, Bio DAP offers a sustainable and cost-effective solution for improving crop productivity. Why Phosphorus is Important for Crops Phosphorus is one of the three primary macronutrients essential for plant growth. It plays a critical role in: Strong root development Early plant establishment Flowering and fruit formation Energy transfer within the plant (ATP activity) In many agricultural soils across Tamil Nadu, phosphorus is present but remains lock...