Characterizing the pathotype structure of barley powdery mildew and effectiveness of resistance genes to this pathogen in Kazakhstan

Table 1 A set of barley differential cultivars, their genes for resistance to Blumeria graminis f.sp. hordei and frequency of corresponding virulences (%) found in two regions in Republic of Kazakhstan in 2015 and 2016

No.	Differential cultivar	Resistance gene(s)	ID/Acc. No.^a	South Kazakhstan region					Zhambyl region				Per year		Total in two regions and years
No.	Differential cultivar	Resistance gene(s)	ID/Acc. No.^a	Sa^b	Kg	Tb	Ob	Total	Mk	S	Rk	Total	2015	2016	Total in two regions and years
1	P12	Mla22	NGB4943	33.3	0.0	0.0	33.3	15.2	0.0	0.0	0.0	0.0	21.7	0.0	9.3
2	P14	Mlra	NGB4945	38.1	68.8	55.0	66.7	54.5	68.4	78.6	75.0	73.2	54.4	67.2	61.7
3	P16	Mlk	NGB4947	28.6	62.5	50.0	22.2	42.4	52.6	42.9	25.0	43.9	39.1	45.9	43.0
4	P20	Mlat	NGB4951	33.3	0.0	15.0	11.1	18.2	0.0	0.0	0.0	0.0	19. 6	4.9	11.2
5	P23	MlLa	NGB4954	14.3	18.7	10.0	66.7	13.6	52.6	21.4	50.0	41.5	15.2	31.2	14.3
6	P24	Mlh	NGB4955	71.4	56.3	65.0	0.0	65.2	26.3	42.6	50.0	36.6	65.2	45.9	54.2
7	P01	Mla1	NGB4930	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
8	P02	Mla3	NGB4931	4.8	0.0	0.0	0.0	1.5	0.0	0.0	0.0	0.0	2.2	0.0	0.9
9	P03	Mla6, Mla14	NGB4932	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
10	P04B	Mla7, Ml(No3)	NGB4934	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
11	P08B	Mla9	NGB4939	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
12	P09	Mla10, MlDu2	NGB4940	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
13	P10	Mla12, MlEm2	NGB4941	9.5	0.0	0.0	0.0	3.0	0.0	0.0	0.0	0.0	4.3	0.0	1.9
14	P11	Mla13, MlRu3	NGB4942	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
15	P21	Mlg, MlCP	NGB4952	4.8	0.0	0.0	0.0	1.5	0.0	0.0	0.0	0.0	2.2	0.0	0.9
16	P22	Mlo-5	NGB4953	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
17	Pallas	Mla8	NGB4959	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

^aNumbers denote The Nordic Gene Bank (NGB) accession numbers
^bDistricts: Sa - Saryagash; Kg - Kazygurt; Tb - Tulkubas; Ob - Ordabasy; Mk - Merke; S - Shu; Rk - Ryskulov

ISSN: 1471-2229