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Annual Progress Report on Malting Barley Research March, 2002

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this variety has decreased over the last four years because many growers are sensitive to<br />

the “itchiness” caused by its l<strong>on</strong>g rachilla hairs.<br />

Twenty-<strong>on</strong>e experimental lines were grown at four North Dakota locati<strong>on</strong>s (Fargo,<br />

Carringt<strong>on</strong>, Minot, and Langd<strong>on</strong>) in their third or fourth year of yield trials. The USDA-<br />

ARS Cereal Crops <strong>Research</strong> Unit, Madis<strong>on</strong>, WI, evaluated selected lines for malt quality<br />

and Dr. Stephen Neate evaluated lines for resistance to spot and net blotch in greenhouse<br />

tests. Three lines currently are being evaluated in the AMBA Pilot Scale Evaluati<strong>on</strong><br />

Program. The lines are ND16301 (Foster//ND12200/6B88-3213), ND16903<br />

(Foster//ND12200/BT428), and ND16922 (ND14161/ND14296). Comparis<strong>on</strong>s of these<br />

lines to currently grown varieties are presented in Tables 2-7.<br />

Table 2. Agr<strong>on</strong>omic comparis<strong>on</strong>s of ND16301, Robust, Stander, and Foster based <strong>on</strong><br />

North Dakota yield trials, 1996-2001.<br />

Grain Days to Plant Stem FHB§<br />

Variety yield heading height Lodging breakage severity DON<br />

(bu/ac) (days after 5/31) (inches) (1-9)† (1-5)‡ (%) (ppm)<br />

Stati<strong>on</strong> years 30 29 26 10 17 9 13<br />

ND16301 77 25 32 3.3 2.9 6.0 3.4<br />

Robust 72 26 34 4.9 4.3 6.8 2.8<br />

Stander 76 27 32 3.4 3.0 7.7 3.9<br />

Foster 76 26 33 4.8 4.0 7.8 3.5<br />

†Lodging of 1 = no lodging and 9 = severe lodging.<br />

‡Stem breakage of 1 = no breakage at harvest and 5 = severe breakage at harvest.<br />

§ FHB = Fusarium head blight.<br />

DON = Deoxynivalenol.<br />

Table 3. Malt quality comparis<strong>on</strong>s of ND16301 and other six-rowed barley cultivars grown in North<br />

Dakota yield trials, 1996-2001†.<br />

<strong>Barley</strong> Plump Malt Wort Diastatic Alpha-<br />

protein kernels extract protein S/T‡ power Amylase<br />

Entry (%) (%) (%) (%) (%) ( o L) (20 o DU)<br />

Stati<strong>on</strong> years 26 26 26 26 26 26 26<br />

ND16301 13.3 71 78.5 5.78 44.5 183 62.9<br />

Morex 14.1 53 77.2 5.87 43.5 168 64.9<br />

Robust 13.8 64 77.6 5.68 42.3 166 50.9<br />

†Data courtesy of the USDA-ARS Cereal Crops <strong>Research</strong> Unit, Madis<strong>on</strong>, WI.<br />

‡Soluble protein to total protein ratio.

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