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Table 5 Effect of tryptophan and nicotinamide on phenolic acids of guar seeds

From: Impacts of some biostimulants on guar (Cyamopsis tetragonoloba L.) plants

Treatments (mg/l)

Protocatechuic

P-Hydroxybenzoic

Vanillic

Syringic

Caffeic

Coumaric

T 100

3.89

25.92

0.26

ND

0.15

ND

T 200

5.08

28.14

0.74

1.06

1.46

0.41

T 300

8.45

34

2.54

3.24

ND

0.13

NA 100

0.98

28.79

0.52

ND

ND

0.19

NA200

0.95

30.22

0.25

ND

ND

0.21

NA300

2.67

39.19

4.77

ND

ND

0.3

Control

2.04

21.77

0.57

ND

1.05

0.23

  1. ND not detected