Table 4. Adult rust reactions of entries in the 1973 Uniform Regional Hard Red Spring Wheat
Nursery (USDA, ARS, North Dakota).
Seeded May 23 in the Fargo Rust Nursery
Percent severity and reaction 1
-------------------------------
Entry Leaf rust 2 Stem rust 3
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MARQUIS 20S 30MS-20S
JUSTIN 50S 0
SELKIRK 50S 0,tMS
CHRIS 5MS 0,10S
WALDRON 5R-tMS t-20MR*,30MS,0
ND491 tR 5-15MR*,15MS
ND507 5R,5S-5R tR,30MR
ND510 1OR 10R-lOMR
ND518 5R-tMS 10-40RMR
ND519 5R-tMS 0,10R
ND520 5MS-tR 0
H681-4-5 5MS t-5S,O
ERA 1OR-5MS 0
II-64-27 5R 0
II-64-33 5R-tMS 0
ND508 tR 0
ND521 5R 0
ND522 5R-5MS 15MRR
ND525 tS-tR 0
H678-1-6-9 5R-tS 0
MT7150 50S 50S
MT7028 70S ts
1 Comma = Separation of plants into 2 or more reaction classes (Segregation or
seed mixture).
Dash = Range in reaction on each plant. Range in severity between plants
but some reaction class.
2 = Natural inoculum. Readings were made on the flag leaf and flag leaf
minus 1 at soft to mid dough stage.
3 = Natural inoculum in addition to inoculations of race 15B. Readings at
soft dough to ripe stage.
* = Rust on peduncle.