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Total dry herbage yield of senna as influenced by application of enriched amendments and chemical fertilizer. Bars are standard errors (n = 3).
Treatment details: T1: Control; T2: Farmyard manure (5 t ha−1); T3: Enriched compost (2.5 t ha−1); T4: Enriched compost (5 t ha−1); T5: Biochar fortified mineral (2.5 t ha−1); T6: Biochar fortified mineral (5 t ha−1), and T7: Chemical fertilizer (CF).
