Physiomorphology of Soybean as Affected by Drought Stress and Nitrogen Application

Table 6

The effect of different irrigation regimes on NDVI at different stages of soybean’s (cv. Boglár) life cycle, averaged among 2017, 2018, and 2019 in Debrecen, Hungary.

Inoculation	Stage	Nonirrigated	Half-irrigated	Fully irrigated
Inoculated	V4	73.3 ± 5.0	74.4 ± 5.0	74.6 ± 5.3
	R2	82.7 ± 1.6	83.1 ± 1.7	82.5 ± 2.0
	R4	81.0 ± 4.5	81.1 ± 3.0	81.9 ± 3.3
	R6	77.3^b ± 5.1	80.6^ab ± 5.5	81.6^a ± 4.9
	Average	78.6	79.8	80.2
Noninoculated	V4	74.7 ± 3.4	75.6 ± 4.0	73.4 ± 5.3
	R2	82.9 ± 2.1	82.9 ± 2.4	80.9 ± 3.1
	R4	81.4 ± 4.5	81.7 ± 3.5	82.2 ± 3.0
	R6	78.7 ± 6.2	79.7 ± 5.9	80.6 ± 6.8
	Average	79.4	80.0	79.3

Different letters indicate significant differences at 0.05 level among irrigation regimes within a certain stage.