BGN 16: BGS 479: laxatum-h, lax-h 26

BGS 479: laxatum-h, lax-h26

Previous nomenclature and symbolization:

laxatum 26, lax 26 (7, 13).
Inheritance:
Recessive to normal (14).
Linkage indications both to chromosome 6 L and 7 S (15).
Description:
Spike internodes about 20% longer than normal.
Spikes with some sterile florets and thin, angular to fusiform grain.
Plants with straw longer than normal and dark-green leaves (13).
Origin of mutant:
1957 after resting Bonus seed treated with 6,800rad x-rays.
Mutational events:
lax-h26,-h38
Mutant used for description and seed stock:
lax-h26 in Bonus.
References:

3. Ehrenberg, L., Gustafsson, Å. and Lundqvist, U. 1959. Hereditas 45:351-368.

4. Ehrenberg, L., Gustafsson, Å. and Lundqvist, U. 1961. Hereditas 47:257-278.

7. Gustafsson, Å., Hagberg, A., Lundqvist, U. and Persson, G. 1969 Hereditas 62:409-414.

13. Larsson, H.E.B. 1985. Hereditas 103:239-253.

14. Larsson, H.E.B. 1985. Heredita3 103:255-267.

15. Larsson, H.E.B. 1985. Hereditas 103:269-279.

Prepared:

H.E.B. Larsson and U. Lundqvist 1986.

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