International Database for Barley Genes and Barley Genetic Stocks

BGS 702, Necroticans 31, nec31

BGN  43:205
Stock number: BGS 702
Locus name: Necroticans 31
Locus symbol: nec31

Previous nomenclature and gene symbolization:



Monofactorial recessive (1).
Location is unknown.


Large black spots develop on the leaf blades of plants and exhibit a slight increase in size as leaves mature. Older leaf blades showed more chlorosis around lesions and they gradually became yellow and died (1). Phenotypic expression of is similar to that of the (GSHO 3633, BGS 698) mutant (1).
No images

Origin of mutant:

A gamma ray induced mutant in Morex (CIho 15773) (1).

Mutational events: (γ08-129, GSHO 3638) in Morex (CIho 15773) (1).

Mutant used for description and seed stocks: (γ08-129, GSHO 3638) in Morex.


1. Kleinhofs, A. (Unpublished).


A. Kleinhofs. 2013. Barley Genet. Newsl. 43:205.