Previous nomenclature and symbolization:
laxatum 67, lax 67 (7, 13).Inheritance:
Recessive to normal (14).Description:
Spike internodes about 4% longer than normal when sown with normal plant density. Somewhat stronger lax response than normal to thin plant stand (13, 16)Origin of mutant:
1958 after soaked Bonus seed treated with ethyleneimine: 0.05% x 2 hours.Mutational events: (3, 4)
lax-n67,-n68.Mutant used for description and seed stock:
lax-n67 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. Heredita3 62:409-414.
13. Larsson, H.E.B. 1985. Hereditas 103:239-253.
14. Larsson, H.E.B. 1985. Hereditas 103:255-267.
16. Larsson, H.E.B. 1986. Acta Univ. Ups., Comprehensive Summaries of Uppsala Diss. from the Faculty of Sci. 22, 32pp., Uppsala, Sweden.
Prepared:
H.E.B. Larsson and U. LundqVi3t 1986.