AgarStart™ Formulation

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Formulation and preparation guide for Barino™ AgarStart™ agarwood inoculant, which combines Ferric Chloride (FeCl₃) and Salicylic Acid for chemical stress induction in Aquilaria trees.


Barino™ AgarStart™ Formulation Guide

Target Purpose:

To chemically induce agarwood resin formation by mimicking abiotic stress pathways through FeCl₃-induced oxidation and salicylic acid–mediated plant defense activation.


Active Components (per 1 Liter of Solution)

IngredientFunctionAmount
Ferric Chloride (FeCl₃), anhydrous or hexahydrateOxidative stress agent20–25 g
Salicylic Acid (SA)Plant immune system activator0.5–1.0 g
Ethanol (95%)Solvent for salicylic acid50–100 mL
Distilled WaterBase solution carrierto make 1,000 mL

Preparation Procedure

  1. Dissolve Salicylic Acid:
    • In a glass beaker, dissolve 0.5–1.0 g of salicylic acid in 50–100 mL of 95% ethanol. Stir until completely dissolved.
  2. Prepare FeCl₃ Solution:
    • In a separate container, dissolve 20–25 g of Ferric Chloride (FeCl₃) in about 800 mL of distilled water. Stir with a non-metallic stirrer (plastic or glass).
  3. Combine Solutions:
    • Slowly pour the salicylic acid/ethanol solution into the FeCl₃ solution while stirring continuously.
  4. Top Up to 1 Liter:
    • Add more distilled water to reach exactly 1,000 mL total volume.
  5. Optional – pH Adjustment:
    • Measure pH. If needed, adjust to pH 3.5–4.5 using dilute citric acid or sodium bicarbonate. This range supports FeCl₃ stability and reduces phytotoxicity.
  6. Filtration (Optional but Recommended):
    • Filter through a 0.45 μm membrane or fine cheesecloth if clogging risk is present in injectors.
  7. Storage:
    • Store in amber bottles or opaque HDPE containers.
    • Shelf life: up to 6 months in cool, dark storage.

Recommended Application Method

  • Tree Age: 5+ years or ≥10 cm DBH
  • Inoculation Site: Trunk or major branches (15–20 cm spacing)
  • Dose per Hole: 10–20 mL
  • Application Tool: Syringe or pressure injector
  • Reinoculation: After 6–12 months, if needed

Safety Notes:

  • Handle with gloves and goggles.
  • Avoid contact with skin, eyes, and metal tools (FeCl₃ is corrosive).
  • Rinse tools with distilled water immediately after use.

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