Effect
Increased nitrogen N use efficiency
Increased phosphorous P use efficiency
Increased potassium K use efficiency
Humifirst WG treated Grass grown in normal field conditions had a 14 % higher yield and a higher N, K and P uptake in the first cut compared to the untreated control
Trial details
outdoor, unprotected, soil grown, normal conditions
Belgium
Crop
Grass, Poaceae
Trial application
Method
In mineral fertilizers
Timing
During fertilization
Rate
0.015 or 0.035 weight/weight solution; 3.6/6.4 kg humic substances/ ha
2010
Effect of humic substances on nutrient uptakeby herbage and on production and nutritive valueof herbage from sown grass pastures
Grass and Forage Science
65
133-144
Crop group
