Table 1.

Effects of different high night temperature on yield and components of soybean.

Year	Cultivars	Treatment (°C)	Effective pods number per plant	Seed number per plant	100-seed weight (g)	Yield(g/plant)
2020	Z1307	18	26.67±0.33aA	62.00±1.73aA	16.31±0.06aA	8.41±0.21aA
		28	21.00±1.73bA	28.33±1.45bB	15.40±0.17bB	7.32±0.29bA
	ZH39	18	16.00±0.58aA	41.67±2.33aA	21.98±0.10aA	8.40±0.57aA
		28	10.33±1.86bA	32.67±0.88bA	19.04±0.13bB	5.57±0.35bA
	ZH76	18	22.00±1.53aA	47.33±5.24aA	18.86±0.16aA	7.97±0.35aA
		28	15.33±0.67bA	25.00±1.00bA	17.79±0.07bB	5.96±0.07bB
2021	Z1307	18	34.00±1.00aA	65.67±2.73aA	15.92±0.09aA	9.28±0.29aA
		28	21.33±0.33bB	31.33±4.81bB	13.45±0.07bB	6.12±0.28bB
	ZH39	18	20.33±0.88aA	42.67±2.19aA	22.24±0.11aA	8.09±0.03aA
		28	17.00±0.58bA	22.67±1.20bB	19.69±0.76bA	6.61±0.21bB
	ZH76	18	26.67±1.86aA	55.33±5.67aA	18.40±0.42aA	6.93±0.19aA
		28	20.67±0.33bA	18.00±0.58bB	15.14±0.53bB	3.78±0.28bB
F-value
Year(Y)			53.21**	NS	18.02**	7.63**
Cultivar(C)			75.24**	18.55**	316.34**	31.38**
Treatment(T)			103.60**	225.18**	152.11**	183.77**
Y*C			NS	NS	11.95**	12.24**
Y*T			NS	6.52*	9.97**	NS
C*T			4.29*	11.61**	NS	NS
Y*C*T			4.81*	NS	4.78*	9.10**

*, ** represent the test significant at the 5% level (P < 0.05) and 1% level (P < 0.01), respectively; NS, test non-significant at the 5% level.