Effect of integration of inorganic and organic sources of fertilizers on the yield and economics of rice cultivation var. CR1009

The complimentary role of organics as supplements to chemical fertilizers is important for keeping the soil healthy in order harness potential yield rice. Therefore, a field experiment was carried out during cropping year 2020-2021 ascertain impact inorganic and organic source integration on rice production's its economics Cauvery deltaic region Tamil Nadu. laid randomized block design with three replications. comprised eight treatments viz., T1 - RDF + 12.5 t FYM ( Farmer's practice), T2 Vermicompost @ 5 t/ha RDF, T3 Coirpith compost T4 Pressmud T5 Poultry manure T6 Goat T7 Bone sludge T8 Sewage applied see effect both sources (CR1009) cultivation. present study's findings showed that integrative application vermicompost 5t ha-1 along 100 per cent recommended dose (T2) excelled all gave significantly increased grain 5792 kg ha-¹ value 37 over control benefit-cost ratio 3.45. integrated 5tha-1 NPK registered highest values attributes, economic returns