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Copy link Turf response longevity trial
UK 2022
Key Conclusions
The trial, aimed at comparing the longevity of turf response to Sierrablen Plus 19-5-18 versus three competitor products, concluded that Sierrablen Plus not only demonstrated excellent granulation but also maintained acceptable turf color and quality for over three months, outperforming the competitors in sustaining turf health and appearance.
Objective
The trial investigates the efficacy of Sierrablen Plus in sports pitch nutrition, comparing it against competitors to determine its longevity of turf response.
Trial Details
Trial station
UK
Product
Sierrablen Plus
Assessments
Turf colour and quality
Treatments
A randomised and replicated field trial located on a Lolium perenne sward over a professional sand dominated fibresand rootzone.
| Treatment No | Product | NPK analysis | Application rate | Stated longevity |
|---|---|---|---|---|
| T1 | Sierrablen Plus Active | 19-5-18 | 30 g/m2 | 3 months + |
| T2 | Competitor 1 | 20-5-8 | 30 g/m2 | 3 - 4 months |
| T3 | Competitor 2 | 16-0-12 | 30 g/m2 | 3 months |
| T4 | Competitor 3 | 11-4-22 + Fe | 30 g/m2 | 3 - 4 months |
Turf Colour was measured on a 1-10 scale regularly through the trial up to 90 days.
Turf Quality was measured on a 1-10 scale regularly through the trial up to 90 day.
Treatments
A randomised and replicated field trial located on a Lolium perenne sward over a professional sand dominated fibresand rootzone.
| Treatment No | Product | NPK analysis | Application rate | Stated longevity |
|---|---|---|---|---|
| T1 | Sierrablen Plus Active | 19-5-18 | 30 g/m2 | 3 months + |
| T2 | Competitor 1 | 20-5-8 | 30 g/m2 | 3 - 4 months |
| T3 | Competitor 2 | 16-0-12 | 30 g/m2 | 3 months |
| T4 | Competitor 3 | 11-4-22 + Fe | 30 g/m2 | 3 - 4 months |
Turf Colour was measured on a 1-10 scale regularly through the trial up to 90 days.
Turf Quality was measured on a 1-10 scale regularly through the trial up to 90 day.
Results
Turf colour
- Turf colour remained above 5.0 (acceptable) for 85 days after application.
- All other products dropped below a score of 5.0.
- Two products did not provide good colour for 60 days (despite having stated longevities of 3M).
Turf quality
- Turf quality remained above 5.0 (acceptable) for 85 days after application.
- All other products dropped below a score of 5.0.
- Two products did not provide good turf quality for 60 days (despite having stated longevities of 3M).
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