Here is what each of the 8 strains in Fabino Bio-Fertilizer Capsules (manufactured by ICAR-IISR patented technology) does specifically for Napier grass:

① Azo Pro Capsule — Azospirillum spp. (Bio Urea)

Azospirillum is the most studied grass-associated PGPR on earth. Azospirillum colonizes hundreds of grass species and delivers grain/biomass yield increases of 9.5–14% through field-level nitrogen fixation and phytohormone (IAA) production. More tillers. More N in each tiller. More total fresh biomass per cut.

② AZOTO BIO PRO CAPS — Azotobacter spp.

Azotobacter chroococcum is a free-living nitrogen fixer that fixes 10–25 kg N/ha/year independently and produces cyst structures that survive drought, heat, and soil pH fluctuations — the exact stress conditions of Indian Napier grass cultivation. Helps in sustained N delivery across 6–8 cuts per year, even under summer heat stress.

③ Aceto Bio Pro Capsule — Acetobacter (Gluconacetobacter diazotrophicus)

This is the most directly relevant strain for Napier grass biologically. Gluconacetobacter diazotrophicus is an endophytic diazotroph — it colonizes the internal stem and root tissue of C4 grasses, fixes nitrogen from within the plant, and protects that nitrogen from soil leaching. Helps in internal N fixation that no rainfall or root washing can remove.

④ PSB Pro Capsule — Phosphate-Solubilizing Bacteria

Only 1.0–2.5% of the 400–1,000 mg/kg total phosphorus in Indian soils is plant-available. The rest is locked as insoluble calcium phosphate, iron phosphate, and aluminium phosphate — invisible to crops. PSB unlocks it through organic acid secretion. Phosphorus is the driver of root density and tiller initiation. More available P = more shoots per plant per cut.

⑤ Fab Potash Pro Capsule — Potassium-Mobilizing Bacteria (KMB)

Potassium governs cell wall rigidity, water transport, and rapid regrowth between cuttings. Without it, inter-cut recovery time lengthens — directly reducing annual cutting cycles.

⑥ NPK PRO — Azotobacter + PSB + KMB Consortium

The single most practical SKU for commercial-scale Napier cultivation. One capsule delivers the three most evidence-backed mechanisms simultaneously — nitrogen fixation, phosphate solubilization, and potassium mobilization — with no need to manage multiple products across large acreages or outgrower contracts.

Feedstock supply is the critical constraint. Every CBG developer, every Napier grass contract farmer, and every agri-input company serving this ecosystem needs to ask one question:

What is the per-hectare biomass yield gap between your current Napier cultivation and what peer-reviewed science says is achievable with proper soil microbiology?

The answer, based on 20+ studies, is likely 15–25% more biomass, 25–30% less chemical fertilizer spend, and significantly better soil health over multi-year cultivation cycles.

That is not a sustainability story. That is an economics story.

For more information visit : www.fabinobio.com

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