Biostimulants and abiotic stress
- 3. • Auxin
• Gibberellin
• Cytokinin
• Synthetic
chemicals
• Fungi
• Bacteria
• Phumic acids
• Fulvic acids
• Plant extraxt
• Protein
• Hydrolysates
Different extract Microorganisms
Hormones
Chemicals
Sources of
Bio
stimulants
Bio-stimulant