Table 1: List of various types of plant elicitors.

Type of elicitors and their examples

Physical elicitorsInjury
Chemical elicitorsAbiotic elicitors: Metal ions
Biotic elicitors:
  (1) Complex composition(2) Defined composition
Yeast cell wall, mycelia cell wall, and fungal spores(2.1) Carbohydrates
Alginate, pectin, and chitosanMannuronate, guluronate, mannan, and galacturonides
(2.2) Proteins
GlutathioneCellulase and oligandrin
(2.3) Lipids
(2.4) Glycoproteins
 Not characterized
(2.5) Volatiles
 C6–C10 compounds