Griffith, S.M., and T.G. Chastain. 1997. Physiology and growth of ryegrass. In F.M. Rouquette, Jr. and L.R. Nelson (ed.) Ecology, Production, and Management of Lolium for Forage in the USA, CSSA Spec. Publ. 24:15-28.
Griffith, S.M., and T.G. Chastain. 1997. Physiology and growth of ryegrass. In F.M. Rouquette, Jr. and L.R. Nelson (ed.) Ecology, Production, and Management of Lolium for Forage in the USA, CSSA Spec. Publ. 24:15-28.