RSC451-2000 RSC521 RSC751 RSC751 II RSC781 RSC1031
Fall Dormancy Rating 4 5 7 7 7.6 10
Winter Hardiness Rating 3.5 2.2
Disease Resistance Rating 28 29 22 22 21
Leaf Disease Index 1.5 1.5 2 2 2 2
Bacterial Wilt HR HR MR R R
Verticillium Wilt R R MR R R LR
Fusarium Wilt HR HR HR HR HR HR
Anthracnose Race I HR HR HR R R
Phytophthora Root Rot HR HR HR HR R R
Aphanomyces Race I HR
Aphanomyces Root Rot Race I R
Blue Alfalfa Aphid MR HR R HR
Pea Aphid HR R MR R HR HR
Spotted Alfalfa Aphid HR R MR HR HR HR
Southern Root Knot Nematode LR MR
Stem Nematode R MR R MR MR MR
Northern Root Knot Nematode MR R
Root Knot Nematode R
Disease Resistance Index: 1 = Poor 30 = Excellent
Leaf Disease Rating: 1 = High Resistance   5 = Suceptible
LR = Low Resistance   MR = Moderate Resistance   R = Resistance   HR = High Resistance


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