Treatments	Yield (t∙ha⁻¹)	Paddy income (Rs. ha⁻¹)	Straw yield (t∙ha⁻¹)	Straw income (Rs. ha⁻¹)	Gross income (Rs. ha⁻¹)	Variable cost (Rs. ha⁻¹)	Total cost (Rs. ha⁻¹)	Net returns (Rs. ha⁻¹)	BCR
Treatments	Yield (t∙ha⁻¹)	Paddy income (Rs. ha⁻¹)	Straw yield (t∙ha⁻¹)	Straw income (Rs. ha⁻¹)	Gross income (Rs. ha⁻¹)	Variable cost (Rs. ha⁻¹)	Total cost (Rs. ha⁻¹)	Net returns (Rs. ha⁻¹)	BCR
0 kg ha⁻¹ N × 0 kg ha⁻¹ K	2.44	79,408	13.0	11,011	90,420	7941	93,252	−2832	0.97
0 kg ha⁻¹ N × 50 kg ha⁻¹ K	2.47	80,167	13.1	11,138	91,305	15,667	100,978	−9673	0.90
0 kg ha⁻¹ N × 75 kg ha⁻¹ K	2.40	78,000	12.9	10,956	88,956	19,275	104,586	−15,630	0.85
0 kg ha⁻¹ N × 100 kg ha⁻¹ K	2.51	81,683	13.6	11,530	93,214	23,468	108,779	−15,566	0.86
75 kg ha⁻¹ N × 0 kg ha⁻¹ K	3.62	117,758	16.8	14,312	132,071	14,628	99,939	32,131	1.32
75 kg ha⁻¹ N × 50 kg ha⁻¹ K	3.89	126,533	17.2	14,643	141,176	23,156	108,467	32,709	1.30
75 kg ha⁻¹ N × 75 kg ha⁻¹ K	4.09	132,925	16.8	14,287	147,212	27,620	112,931	34,281	1.30
75 kg ha⁻¹ N × 100 kg ha⁻¹ K	4.32	140,292	16.9	14,360	154,652	32,182	117,493	37,159	1.32
100 kg ha⁻¹ N × 0 kg ha⁻¹ K	3.68	119,600	16.4	13,926	133,526	15,766	101,077	32,449	1.32
100 kg ha⁻¹ N × 50 kg ha⁻¹ K	3.83	124,583	16.7	14,226	138,810	23,915	109,226	29,584	1.27
100 kg ha⁻¹ N × 75 kg ha⁻¹ K	3.79	123,067	17.2	14,653	137,719	27,588	112,899	24,820	1.22
100 kg ha⁻¹ N × 100 kg ha⁻¹ K	3.80	123,608	16.8	14,295	137,904	31,467	116,778	21,126	1.18
125 kg ha⁻¹ N × 0 kg ha⁻¹ K	3.14	102,158	15.9	13,528	115,686	14,967	100,278	15,408	1.15
125 kg ha⁻¹ N × 50 kg ha⁻¹ K	3.25	105,733	15.8	13,431	119,164	22,975	108,286	10,878	1.10
125 kg ha⁻¹ N × 75 kg ha⁻¹ K	3.34	108,550	16.2	13,749	122,299	27,081	112,392	9907	1.09
125 kg ha⁻¹ N × 100 kg ha⁻¹ K	3.48	113,100	16.9	14,339	127,439	31,361	116,672	10,767	1.09