AGRONOMIC KNOWLEDGE
Evidence-led articles on humic substances, product form, water quality, soil systems and professional application.
LATEST ARTICLES
Every article is connected to the products and application guides it explains, so research can move directly into a usable field decision.
ILLUSTRATIVE IMAGE · MEASURE PHYSICAL SOIL CHANGE WITH MATCHED METHODS AND CONTROLSA field protocol for testing soil structure claims with water-stable aggregates, slaking, infiltration, bulk density and surface-crust observations.
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ILLUSTRATIVE IMAGE · KEEP PHOSPHORUS AND HUMIC TREATMENT AS SEPARATE TEST FACTORSLearn how to select a phosphorus soil test in calcareous soil, lock the P budget and run a phosphorus-by-humic field trial without assuming fertilizer replacement.
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ILLUSTRATIVE IMAGE · COMPARE THE METHOD, UNIT AND SOIL CONTEXT BEFORE THE NUMBERLearn how to read soil CEC, effective versus potential methods, cmol(+)/kg, exchangeable cations and base saturation before choosing a soil-input programme.
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ILLUSTRATIVE IMAGE · SAMPLE THE PROBLEM AND ITS HEALTHY COMPARISON SEPARATELYDiagnose suspected iron, zinc and manganese problems with crop-stage sampling, paired healthy and symptomatic tissue, contamination control, soil context and a documented product decision.
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ILLUSTRATIVE IMAGE · SAMPLE THE CROP, NOT THE BEST-LOOKING FRUITLearn how to test a humic programme against fruit load, maturity, irrigation and harvest timing using marketable yield, soluble solids, acidity and representative sampling.
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ILLUSTRATIVE IMAGE · SEPARATE THE NITROGEN RATE FROM THE HUMIC TREATMENTLearn why nitrogen-use-efficiency observations do not automatically justify a fertilizer cut, how to assign nitrogen credit from labels, and how to run a nitrogen-rate-by-humic-treatment field trial.
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ILLUSTRATIVE IMAGE · SEPARATE SAMPLES, TRACEABLE RESULTSDistinguish metal binding from removal. Plan soil, dissolved-metal and crop tests before evaluating a humic amendment on potentially contaminated land.
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ILLUSTRATIVE IMAGE · WEIGH THE HARVEST, RECORD THE COSTA practical way to compare the full cost of a humic-input programme with marketable harvest value, calculate break-even yield and decide whether the evidence supports a larger purchase.
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THE NAME IDENTIFIES THE SALT; THE LABEL QUANTIFIES THE NUTRIENTA technical guide to separating potassium-humate chemistry from a fertilizer claim, converting K and K₂O correctly, checking labels and batch CoAs, and crediting only guaranteed potassium in a crop nutrient budget.
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A CLEAR TANK SHOWS PHYSICAL BEHAVIOUR; VIABLE CONIDIA SHOW BIOLOGICAL COMPATIBILITYA technical workflow for checking labels, water, mixing sequence, contact time and viable-conidia recovery before combining a Trichoderma inoculant with another tank input.
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SHELF LIFE IS A CHAIN OF IDENTITY, VIABILITY, PURITY, PACKAGE AND TIME-POINT EVIDENCEAn evidence-based workflow for defining Bacillus product specifications, sampling lots, counting viable spores, monitoring contamination and supporting shelf life before release.
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A COCOPEAT CLAIM MUST BE TESTED THROUGH THE ACTUAL ROOT ZONE, FEED WATER AND DRAINAGEA practical protocol for evaluating a humic input in cocopeat through substrate baseline checks, solution screening, feed-and-drain monitoring, crop-safety strips and replicated greenhouse endpoints.
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A FOLIAR CLAIM STARTS WITH A STABLE SOLUTION, MEASURED COVERAGE AND A SAFE TEST STRIPA technical workflow for deciding whether a humic formulation belongs in a foliar programme, then validating water quality, solution stability, spray coverage, crop safety and commercial response.
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ESTABLISHMENT STARTS WITH COMPARABLE PLANTS AND A MEASURABLE ENDPOINTA practical trial guide for separating product response from seedling quality, hardening, root-ball moisture and transplant handling—and for measuring root recovery, survival, uniformity and harvest value.
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A WATER-SAVING CLAIM STARTS WITH MEASURED WATER, NOT A GREENER PLOTA field-trial guide for separating a humic-treatment effect from the irrigation effect by measuring applied water, root-zone moisture, crop response, yield and water productivity.
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A COATING CLAIM BECOMES CREDIBLE ONLY AFTER CONTROLLED COMPARISONA technical workflow for distinguishing seed priming from coating, screening formulation compatibility and comparing treated seed with an untreated control before commercial release.
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AN INPUT IS APPLIED; A SOIL OUTCOME IS MEASUREDA technical guide to the difference between a humic input, soil organic matter and soil organic carbon—and to building a sampling and monitoring plan that does not confuse product application with a measured soil outcome.
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COLOUR STARTS THE INSPECTION; THE LOT DATA RELEASES THE MATERIALA technical guide to distinguishing oxidized leonardite from ordinary lignite and qualifying each raw-material lot through representative sampling, moisture, ash, sulfur, extractable humic fractions, particle size and contaminant controls.
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COMPATIBILITY BELONGS TO THE COMPLETE MIXTUREA technical decision guide for testing potassium humate with calcium, phosphate, sulfate, acids, micronutrients and pesticides in the actual irrigation water.
Read the technical articleA PERCENTAGE IS MEANINGFUL ONLY WITH ITS METHOD AND BASISA laboratory-focused guide to ISO 19822, operational humic fractions, as-received and dry-basis results, ash correction, sampling and lot-specific CoA review.
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PARTICLE SIZE IS AN APPLICATION PROPERTYA technical guide to comparing granular and powdered leonardite through sieve distribution, fines, bulk density, moisture, flowability, spreader calibration and soil placement.
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DARK LIQUIDS ARE NOT ONE PRODUCT CLASSA technical guide to distinguishing dissolved potassium humate liquids from micronised leonardite suspensions through extraction route, D₉₀, dry matter, sedimentation, redispersibility and filtration testing.
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SPECIFY THE METHOD, BASIS AND LOTA method-led B2B guide to comparing bulk potassium humate powder: analytical basis, insoluble residue, moisture, ash, particle behaviour, batch documents and incoming-lot validation.
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DIAGNOSIS BEFORE INPUT SELECTIONA diagnosis-first guide to high-pH and calcareous soils: what pH cannot tell you, how lime and bicarbonate affect iron availability, and where granular, soluble and liquid humic products can fit.
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DIAGNOSE · CORRECT · VERIFYA technical decision guide for distinguishing salinity from sodicity, interpreting EC, SAR and ESP, and placing humic products inside—not instead of—a complete salt-affected soil program.
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FROM LEONARDITE TO DEFINED PRODUCT FORMA technical comparison of humic acid, fulvic acid and potassium humate—covering solubility, analysis, product form and the application infrastructure each one fits.
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WATER QUALITY · DISSOLUTION · INJECTIONA practical engineering guide to selecting and preparing potassium humate for drip irrigation without ignoring water hardness, filtration, compatibility and emitter risk.
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