You are here

Share page with AddThis

DIOPTRIC

DIOPTRIC Spring Barley

Looking for information on DIOPTRIC Spring Barley? Read more below..

 

DIOPTRIC is new to the 2017 AHDB Recommended List for the North Region and currently under test by the IBD for Grain Distilling. The variety demonstrates excellent yields in the north and a strong overall disease profile.

DIOPTRIC Variety Summary

Regional positioning

Scotland

Soil preference

Suitable for all soil types

Agronomics

High specific weight and a good disease profile

Parentage

Scholar x Overture

Market Options

Under test by IBD for Grain Distilling

End-use group

Grain Distilling

Variety Breakdown

We've compared a few varieties on the AHDB Recommended List 2017 and shared some key statistics we think you'll be interested in.

Agronomic features

 

Lodging

(1-9)

Straw height without PGR

(1-9)

Ripening

(days +/- Concerto, -ve = earlier)

Resistance to brackling

Dioptric 7 72 0 8
 Olympus  7 75 0 6
 Belgravia  7 80 0 7

[ ] = limited data

 

Yield

  Untreated Yield* Treated Yield* Eastern Yield* Western Yield* Northern Yield*
Dioptric 90 104 102 102 106
 Olympus  86 102 101 102 103
 Belgravia  79 93 - - 91

* % treated control

 

Grain quality

 

Specific Weight

(kg/hl)

Screenings

(% through 2.25mm)

Screenings

(% through 2.5mm) 

Nitrogen Content Hot Water Extract
Dioptric 68.2 3.0 7.6 1.37 314.6
 Olympus  66.4 2.3 5.7 1.47 312.3
 Belgravia  68.2 2.1 5.1 - -

 

Disease profile

 

Mildew 

(1-9)

Yellow rust

(1-9)

Brown rust

(1-9)

Rhynchosporium 

(1-9)

Ramularia

(1-9)

Dioptric [9] [6] 5 6 8
Olympus 0 [8] 5 6 7
Belgravia [8] 8 6 5 6

[ ] = limited data

Breeders Insights

DIOPTRIC is a spring malting barley under test by the IBD for Grain Distilling. DIOPTRIC is newly added to the 2017 AHDB Recommended List for the North and demonstrates excellent yields in the North as well as a strong disease profile. In addition, DIOPTRIC is the highest yielding spring barley for the Scottish grain distilling market on the Recommended List.

The variety has a relatively short straw, very good resistance to both lodging and brackling and has moderate maturity (0).