Table 1.

Grain yield of early-season rice ‘Xiangwanxian 45’ under nitrogen fertilizer and plant density treatments in 2015 and 2016.

Year		2015			2016
Treatment		Yield (t·ha−1)	Yield increased vs. CK (t·ha−1)	Increase ratio (%)	Yield (t·ha−1)	Yield increased vs. CK (t·ha−1)	Increase ratio (%)
SAT	T1	7.81bc	−0.56	−6.69	7.59b	−0.10	−1.30
	T2	7.85b	−0.52	−6.21	7.40b	−0.29	−3.77
NST	T3	7.84b	−0.53	−6.33	7.35b	−0.34	−4.42
	T4	7.30c	−1.07	−12.78	7.02c	−0.67	−8.71
SAT-NST	T5	8.22ab	−0.15	−1.79	7.59b	−0.10	−1.30
	T6	8.52a	0.15	1.79	8.02a	0.33	4.29
	T7	7.22c	−1.15	−13.74	7.16c	−0.53	−6.89
	T8	7.46c	−0.91	−10.87	7.21bc	−0.48	−6.24
CK		8.37a	—	—	7.69b	—	—

Within the row for each location, means followed by the same letters are not significantly different according to LSD at P = 0.05.