Differential hosts

Sr genes Origin/Pedigree

LcSr24Ag

24 Little Club/Agent (Cl 13523)

W2691SrTt-1

36 Cl12632 T. timopheevii

ISr7b-Ra

7b Hope/Chinese Spring

ISr8a-Ra

8a Rieti/Wilhelmina//Akagomughi

CnSSrTmp

Tmp Triumph 64(Cl 13679)/ Chinese Spring

Sr31(Benno)/6*LMPG

31 Kavkaz

CnS-T-.mono-deriv

21 Einkorn Cl 2433

Trident

38 Spear*4/VPM (Pl519303)

ISr9a-Ra

9a Red Egyptian/Chinese Spring

ISr9d-Ra

9d Hope/Chinese Spring

Combination VII

17 Esp 518/9

ISr5-Ra

5 Thatcher/Chinese Spring

ISr6-Ra

6 Red Egyptian/Chinese Spring

W2691Sr9b

9b Kenya 117A

Vernsteine

9e Little Club//3*Gabo/2*

W2691Sr10

10 Marquis*4/Egypt NA95/2/2*W2691

BtSr30Wst

30 Festival/Uruguay C10837

CnsSr9g

9g Selection from Kubanka(Cl1516)

ISr11-Ra

11 Kenya C6402/Pusa4/Dundee

McNair 701

McN Cl 15288

Source: Ambo Plant Protection Research Center, 2009/10
Table 1: List of twenty wheat stem rust differential hosts with their corresponding Sr genes & origin/pedigree.