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Filtering by: Subject Seeds -- Testing Degree Name Doctor of Philosophy (Ph.D.)

Ryegrass fluorescence expression during three generations of seed increase and its heritability among half-sib families

Creator:

Floyd, Donald J.

Abstract:

Seedling root fluorescence (SRF) has been used as a test in the USA since 1941 to discriminate Italian ryegrass (Lolium multiflorum Lam.) from perennial ryegrass (L. perenne L.). Generally, roots of Italian ryegrass fluorescece when exposed to ultraviolet light, while roots of perennial ryegrass do not. Presence of fluorescent seedlings...

Resource Type:

Dissertation

Full Text:

has created problems for seed analysts and enforcement agencies testing these cultivars (J.A. Scott