CHARACTERIZATION OF STEM RUST RESISTANT DERIVATIVES OF WHEAT CULTIVAR AMIGO

被引:25
|
作者
THE, TT
GUPTA, RB
DYCK, PL
APPELS, R
HOHMANN, U
MCINTOSH, RA
机构
[1] AGR CANADA, RES STN, WINNIPEG R3T 2M9, MANITOBA, CANADA
[2] CSIRO, WHEAT RES UNIT, N RYDE, NSW 2113, AUSTRALIA
[3] CSIRO, DIV PLANT IND, CANBERRA, ACT 2601, AUSTRALIA
关键词
INTROGRESSION; LEAF RUST; PUCCINA SPP; RUST RESISTANCE; SPECIES-SPECIFIC PROBES; STEM RUST; TRITICUM-AESTIVUM; WHEAT;
D O I
10.1007/BF00025256
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
摘要
Originally developed for resistance to greenbug derived from Insave rye, Amigo wheat carries two genes for resistance to stem rust. One of these genes is associated with a rye chromosome 1RS segment carrying the Sec-1 protein marker and presumably greenbug resistance. The second gene which is genetically linked to leaf rust resistance is associated with an Agropyron-derived segment. Rust tests in Canada confirmed that these genes were Sr24 and Lr24. In contrast to Agent and certain 3D/Ag derivatives from Dr. E. R. Sears, the Amigo source of Sr24/Lr24 freely recombined with white seed colour during backcrossing.
引用
收藏
页码:245 / 252
页数:8
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