What is the percentage of nitrogen present in farm yard manure (FYM) in general?

Correct option is A

✅ (a) 0.5: • On average, FYM contains about 0.5% nitrogen, along with 0.2% phosphorus and 0.5% potassium. • Nutrient values may vary depending on the type of livestock and composting method.
❌ (b) 0.6: • Slightly higher than typical content.
❌ (c) 0.8: • Uncommon unless FYM is enriched or concentrated.
❌ (d) 0.7: • Also above standard general value.