Table 10.

Effects of crop management practices and N levels on straw yield, harvest index, grain yield and 1000 grains weight of rice.

Treatment	Straw yield (t ha−1)		Harvest index		Grain yield (t ha−1)		1000 grains weight (g)
Season(s)	WS	DS	WS	DS	WS	DS	WS	DS
Crop management practices (CMP)
SRI	5.1	3.9	0.6	0.6	6.7	6.4	32.8	29.8
CP	4.5	2.6	0.6	0.6	5.7	4.2	38.1	31.2
LSD (0.05)	NS	0.59	NS	NS	0.99	0.96	0.02	NS
F Pr.	0.062	<.001	0.79	0.474	<.001	<.001	<.001	0.174
SE	0.19	0.2	0.01	0.02	0.19	0.19	0.82	0.598
Nitrogen levels
ABC	2.9a	2.2a	0.6b	0.7	4.1a	4.1a	33.9	28.8
0	3.0a	2.9ab	0.6b	0.6	4.9a	4.3a	33.9	30.5
60	4.9b	3.0ab	0.6b	0.7	6.6b	5.3b	35.7	30.9
90	5.6bc	3.8bc	0.6b	0.6	7.1b	6.3b	37.8	32.5
120	6.0c	4.1c	0.6b	0.6	7.3b	5.7b	37.7	30.9
150	6.6c	3.5bc	0.5a	0.6	7.2b	6.1b	33.8	29.5
LSD (0.05)	0.96	1.03	0.04	NS	0.57	0.55	NS	NS
F Pr.	<.001	0.01	0.001	0.992	0.003	<.001	0.156	0.252
SE	0.33	0.35	0.01	0.03	0.34	0.33	1.41	1.035
Interaction (CMP x N)
SRIABC	3.2	2.8	0.6b	0.6	4.5	4.8	32.9	26.9
SRI0 N	3.6	3.5	0.6b	0.6	5.0	5.5	32.8	30.5
SRI60 N	5.2	3.5	0.6b	0.6	7.0	6.4	32.6	30.4
SRI 90 N	6.2	4.8	0.6b	0.6	8.1	7.7	32.9	33.0
SRI120 N	5.8	4.8	0.6b	0.6	7.4	6.6	32.7	31.2
SRI150 N	6.5	3.9	0.6b	0.7	8.1	7.3	32.8	26.9
CPABC	2.6	1.6	0.6b	0.7	3.7	3.3	34.9	30.8
CP0 N	2.4	2.3	0.7bc	0.6	4.8	3.0	34.9	30.4
CP60 N	4.6	2.5	0.6b	0.6	6.1	4.3	38.8	31.5
CP 90 N	4.9	2.8	0.6b	0.6	6.2	5.0	42.6	31.9
CP120 N	6.2	3.4	0.5a	0.6	7.2	4.7	42.6	30.6
CP150 N	6.6	3.1	0.5a	0.6	6.3	4.8	34.9	32.0
LSD (0.05)	NS	NS	0.06	NS	NS	NS	NS	NS
F Pr.	0.407	0.843	0.045	0.836	0.356	0.774	0.144	0.2
SE	0.47	0.5	0.02	0.04	0.48	0.46	2.00	1.464

WS: wet season; DS: dry season ¹NS = non-significant.

Mean values followed by different letters denote significant (P < 0.05) difference between treatments by DMRT.

NS: not significant.