INTERGENERIC HYBRIDS BETWEEN TRITICUM-AESTIVUM L AND WILD TRITICEAE

INTERGENERIC HYBRIDS BETWEEN TRITICUM-AESTIVUM L AND WILD TRITICEAE
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DOI:
10.1111/j.1601-5223.1992.tb00146.x
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发表时间:
1992-01-01
期刊:
影响因子:
2.7
通讯作者:
STAAT, B
STAAT, B
中科院分区:
生物学4区
文献类型:
--
作者:
FRANKE, R;NESTROWICZ, R;STAAT, B

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对34个普通小麦属间进行了抗病性和耐寒性转育的杂交研究。栽培品种或品系和10种野生小麦科物种(Agropyron J.Gaertn.,埃克塞特湖,偃麦草属,白草属爱)。小麦与A. cristatum,冠突草A. pectiniforme、栉孔E.格梅利尼亚属ugamicum、E. scabriglumis、棘球绦虫E.粗茎偃麦草(Elytrigia intermedia ssp.)barbulata、偃麦草(Elytrigia repens)、长穗偃麦草(Lophopyrum elongatum)等。对获得的植株进行了离体克隆。在组合T.小麦×中间偃麦草barbulata和T. aestivum ×偃麦草(Elytrigia repens)杂交,获得了分离的F_2和BC_1代。到目前为止,所有其他组合都是多年生和不育的。通过小黑麦与长穗偃麦草(Lophopyrum elongatum)(2 ×)杂交,获得了高产小黑麦。
Intergeneric hybridizations for the transfer of disease resistance and cold and drought tolerance were performed between 34 Triticum aestivum L. cultivars or strains and 10 wild Triticeae species (Agropyron J. Gaertn., Elymus L., Elytrigia Desv., Lophopyrum A. Love). The crosses of wheat and A. cristatum, A. pectiniforme, E. gmelinii ssp. ugamicum, E. scabriglumis, E. trachycaulus, Elytrigia intermedia ssp. barbulata, Elytrigia repens, and Lophopyrum elongatum succeeded. The plantlets derived were cloned in vitro. In the combinations T. aestivum x Elytrigia intermedia ssp. barbulata and T. aestivum x Elytrigia repens, a segregating F2 and a BC1 generation were obtained. All other combinations have so far been perennial and sterile. By crossing Triticale 'Lasko' x Lophopyrum elongatum (2x) a good yielding Agrotriticale was produced.