Variety Overview
End-use group: Six-row feed, Hybrid
Market options: Livestock Feed
Soil preference: Suitable for all soil types and performs well even on marginal land
Regional positioning: Excellent performance in the East and North
Sowing rate: Approx 200 seeds/m2 in good conditions. Up to 250 seeds/m2 in grass weed situations
Key features: SY NEPHIN is a high performance hybrid barley variety combining high yield, excellent specific weight and outstanding disease resistance. SY NEPHIN has the highest score for Rhynchosporium on the current RL and this compliments its high untreated yield. High untreated yield is indicative of a variety with excellent disease resistance and with weather patterns increasingly extreme and unpredictable, flexibility when it comes to spray timings and disease management are a significant benefit on farm.
Key Performance Statistics
The below data is taken from the AHDB Recommended List 2025/26.
Yield
Untreated Yield | Fungicide Treated Yield | Eastern Yield | Western Yield | Northern Yield | |
|---|---|---|---|---|---|
SY NEPHIN | 91 | 104.5 | 106 | 103 | 104 |
Yields shown are expressed as a percentage of control means
Grain quality
Specific Weight (kg/hl) | Screenings (% through 2.25mm) | Screenings (% through 2.5mm) | |
|---|---|---|---|
SY NEPHIN | 70.9 | 3.2 | 11.0 |
Disease profile
Mildew (1-9) | Brown rust (1-9) | Rhynchosporium (1-9) | Net blotch (1-9) | BaYMV | |
|---|---|---|---|---|---|
SY NEPHIN | 6 | 6 | 7 | 6 | R |
Agronomic features
Resistance to lodging with PGR (1-9) | Straw height without PGR (cm) | Straw height with PGR (cm) | Ripening (days +/- Orwell, -ve = earlier) | |
|---|---|---|---|---|
SY NEPHIN | 6 | 111 | 104 | -1 |
Breeding Insight
SY NEPHIN reflects Syngenta's hybrid breeding expertise with high and stable yields, grass weed suppression which is unique to hybrid barley and numerous other hybrid benefits. Growers who are looking to try a new hybrid barley variety can choose SY NEPHIN with confidence.
Ben Urquhart - Seeds Technical Expert