The action of the flowering genes Lf, E, and Sn was studied under short days by reciprocal grafting between young seedlings of six pure lines of peas having genotypes Lf E Sn, Lf e Sn, If E Sn, If e Sn, If E 8n, and If e sn.
No takes yet. Share an insight, caveat, or question.
IC Murfet (1971) studied this question.