Farmyard manure refers to the decomposed mixture of ______ and ______ of farm animals.

🔑 Key Points
→ Manures are decomposed organic matter derived from plants and animals.
→ They provide plant nutrients and offer numerous benefits, such as improving soil structure, aeration, and water-holding capacity.

📌 Important Points
→ Farmyard manure (FYM) contains 0.5% nitrogen, 0.2% phosphorus, and 0.5% potassium on average.
→ Only a portion of nutrients in FYM are available for plant uptake initially.

📝 Additional Information:
→ Compost is the mass that develops after the rotting of organic matter.
→ Super compost is made using superphosphate (10–15 kg/t of raw material).
→ Bio-fertilizers are microorganisms like bacteria, fungi, and algae that help with plant growth and nutrition.