. 2022 Aug 24;12:14421. doi: 10.1038/s41598-022-18660-4

Table 4.

Effects of foliar α-oxoglutarate and nitrogen on leaf glutamate content under drought stress (µg g⁻¹ FW).

Treatment	S1 stage		S2 stage		S3 stage
Treatment	Hefeng51	Hefeng43	Hefeng51	Hefeng43	Hefeng51	Hefeng43
DS1	189.08^b	175.32^b	179.04^b	163.79^b	165.88^a	139.25^a
DS2	191.53^b	176.01^b	181.65^b	164.38^b	166.15^a	140.58^a
DS3	211.25^a	198.36^a	204.78^a	178.27^a	170.86^a	141.89^a
CK1	175.85^c	154.25^c	164.45^c	140.24^c	150.03^b	112.21^b
CK2	116.91^d	105.21^d	117.34^d	104.69^d	116.25^c	103.28^c
Analysis of variance (ANOVA)
Treatment (T)	***	***	***	**	**	*
Cultivar (C)	***		**		**
C × T	***		**		**

Means with same letter within columns are not significantly different (P < 0.05) using LSD test.

***, **, *Significance at 0.001, 0.01, and 0.05, respectively.