✦ LIBER ✦

Fifth supplementary list of wheat varieties classified according to their genotype for hybrid necrosis and geographical distribution ofNe-genes

✍ Scribed by A. C. Zeven

Publisher: Springer
Year: 1971
Tongue: English
Weight: 866 KB
Volume: 20
Category: Article
ISSN: 0014-2336
DOI: 10.1007/bf00056084

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✦ Synopsis

An account is given about the progress in the work of the last two years . Further work is being done on the geographical distribution of both the Ne-genes .

The fifth supplement consists of 144 Ne t -carriers, 208 Ne e -carriers and 326 noncarriers, together 678 varieties . The total number of varieties is 2513 being 597 Ne,-(23 .8 %), 654 Ne e -(26 .0 %) and 1262 (50 .2 %) non-carriers .

Ne, s-region An Ne,s-region has not been found . For an explanation see ZEVEN (1969a) .

Ne 2 ms-and Ne t s-regions In 1969 1 indicated the Crim-Ukraine area as an Ne z ns/Ne t s-region . This region probably links up with that of Poland . An Ne t s-region is found in-Southern Finland and Southern Sweden . The latter area also belongs to a non-carrier region .

An Ne 2 "'s-region is observed in Western Europe (the Netherlands, Belgium and Western France) . An Ne t s-region is found West of Lake Bajkal ; Japan is besides a possible Ne,"'area also an Ne 2 ms -region . Euphytica 20 (1971) A . C . ZEVEN Euphytica 20 (1971) "'VK 65 .37 (18) "'VK 65 .42 (18) "W 83, Teneriffa 1964 'Yaqui 53 '"305 Yayla '"Zarda mestnaja "'Zaria-3 T. carthlicum '"var . stramineum (parent of ABD-22) T. compactum 'Kamtschatka mestnaja, PI 295001 T. durum '

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