Profile
PERKINS is a tetraploid hybrid ryegrass, being recommended in England and Wales. It achieves remarkable total annual yield in the 2nd harvest year (rel. 105). Its persistence is reflected in outstanding ground cover, winter hardiness and disease resistance scores.
National listing/Official recommendation:
NL, UK
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high yields in 2nd and 3rd harvest year
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outstanding ground cover
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type Perennial ryegrass
Suitability
| Ploidy | tetraploid | |
|---|---|---|
| Mature | inter | |
| Ploidy | tetraploid | |
|---|---|---|
| Mature | inter | |
Total Annual Yields
| 1st harvest year (% of 18.22 t DM/ha) | 96 |
| 2nd harvest year (% of 13.53 t DM/ha) | 105 |
| 3rd harvest year (% of 12.41 t DM/ha) | 102 |
| Total yield: Mean (% of 14.85 t DM/ha) | 100 |
| 1st and 2nd cut ME yield, first harvest year (% of 119 000 mj/ha) | 95 |
| Year of Sowing (% of 1.63 t DM/ha) | 84 |
Agronomic characters
| Ground cover% (2nd harvest year) | 63 |
| Ground cover% (3rd harvest year) | 62 |
| Autumn ground cover (1-9, 1=poor 9=good) | 4.4 |
| Winter hardiness (1-9, 1=poor 9=good) | 7.7 |
Conservation management
| Early spring growth (% of 1.57 t DM/ha) | 100 |
| 1st conservation cut (% of 6.50 t DM/ha) | 97 |
| 1st conservation cut D-Value | 72.4 |
| 2nd conservation cut (% of 3.95 t DM/ha) | 91 |
| 2nd conservation cut D-Value | 68.0 |
| Monthly cuts ( % of 6.04 t DM/ha) | 97 |
Disease resistance
| Ryegrass mosaic virus (1-9, 1=poor 9=good) | - |
| Mildew (1-9, 1=poor 9=good) | 7.7 |
| Brown Rust (1-9, 1=poor 9=good) | 6.7 |
| Crown Rust (1-9, 1=poor 9=good) | 6.3 |
Source: AHDB Hybrid Ryegrass Varieties Recommended List 2023/2024
All specified information is given to the best of our knowledge and belief, but without guarantee on completeness and correctness. Despite care we cannot guarantee that the described characteristics are repeatable / comprehensive in agricultural practice in each case. DSV United Kingdom Ltd. excludes adhesion for damage or claims for damages, resulting of the use for the variety specified in this description. Mixture compositions may change if individual varieties are not available. As of 10/2022. Subject to change without notice.