Effect of Exogenous Melatonin on the Quality of Soybean and Natto Products under Drought Stress

Table 2

Effects of melatonin treatment on yield components of soybean under drought stress.

Year	Treatment	Pod number per plant	Grain number per plant	100 grain weight/g	g/plant
2018	WW	21.30 ± 1.25 a	47.10 ± 0.99 a	23.76 ± 2.78 a	10.83 ± 0.70 a
	D	19.80 ± 0.79 b	43.30 ± 1.16 c	17.35 ± 0.97 c	7.83 ± 0.60 c
	D + M	20.20 ± 1.23 ab	45.80 ± 1.03 b	19.59 ± 1.30 b	8.68 ± 0.72 b
2019	WW	21.50 ± 3.27 a	46.53 ± 0.48 ab	23.10 ± 0.36 a	10.85 ± 1.08 a
	D	18.20 ± 1.99 b	43.73 ± 0.33 c	17.83 ± 0.93 c	7.80 ± 0.75 c
	D + M	19.80 ± 1.23 ab	45.47 ± 0.66 b	19.28 ± 1.25 b	8.77 ± 0.92 b