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Product family

Improve

Sustainable green technologies that improve soil properties, increase water and mineral retention and optimise nutrient uptake – to keep the soil alive and yields growing sustainably year after year.

10 products in this family

Products

The family.

The full family. Composition, advantages and compatibility for every product are in the 2026 catalog.

Watered seedling beside a larger plant with humic-acid-improved roots

HUMI 165

Complex of humic and fulvic acids for soil improvement.

Total humic substance — 15.0% · Humic acids — 12.0%

  • 1 L
  • 5 L
  • 10 L
  • 1000 L
Four-step sequence from watering through fulvic acids to a larger plant

FULVI 570

Higher concentration complex of humic and fulvic acids for soil improvement.

Total humic substances — 45.0% · Fulvic acids — 45.0%

  • 1 L
  • 5 L
  • 10 L
  • 1000 L
Plant in sodium-stressed soil beside one in calcium-corrected soil

Salinity

Soil salinity reducer.

Calcium (Ca) — 5.0% · Calcium (CaO) — 7.0%

  • 1 L
  • 5 L
  • 10 L
  • 1000 L
Soil microbes breaking down straw residue and releasing carbon, nitrogen, phosphorus and potassium

CHOP CHOP

A biological activator that QUICKLY transforms straw into a treasure trove of nutrients for your fields.

Humic acids — 4.5% · Fulvic acids — 4.5%

  • 1 L
  • 5 L
Diplo N-FIX — how it works

Diplo N-FIX

Smart Nitrogen Management Without Losses!

Nitrification inhibitor — 62.5% · Total humic substances — 20.8%

  • 1 L
  • 5 L
Nitrogen held in the soil instead of escaping as ammonia

Diplo N-HOLD

Diplo N-HOLD – Make Every Gram of Nitrogen Count!

Urease inhibitor — 25.0% · Dry matter — 73.7%

  • 1 L
  • 5 L
Seedling with soil bacteria releasing nitrogen, phosphorus and potassium into the root zone

Diplo X6

Bacterial concentrate that frees soil N, P and K

Paenibacillus mucilaginosus, Bacillus licheniformis, Bacillus subtilis, Bacillus velezensis, Priestia megaterium, Paenibacillus polymyxa (1×10¹² CFU/L) · Microelements: Cu, Co, Fe, Mn, Mo, Zn — no more than 0.02%

  • 1 L
  • 5 L
Seedling with bacteria supplying nitrogen to the root zone

Diplo N

A Microbiological Biostimulant for Nitrogen Fixation and Living Soil Creation.

Paenibacillus polymyxa (>1.2×10¹² CFU/L) · B-group vitamins: B1, B3, B6 and microelements: Cu, Co, Fe, Mn, Mo, Zn — no more than 0.02%

  • 1 L
  • 5 L
Seedling with bacteria releasing phosphorus into the root zone

Diplo P

Phosphorus Your Plants Will Actually Absorb!

Bacillus megaterium (>1.2×10¹² CFU/L) · Phosphorus (P) — 0.01%

  • 1 L
  • 5 L
Seedling with bacteria releasing potassium into the root zone

Diplo K

The microbiological force that unlocks what your field already holds.

Bacillus megaterium (>1.2×10¹² CFU/L) · Phosphorus (P) — 0.07%

  • 1 L
  • 5 L

Application & compatibility

The full data is in the catalog.

Recommendation tables (crop, timing, dose) and compatibility notes are part of the printable spec. Request the 2026 catalog to see the family in full.