Journals / Turkish Journal Of Field Crops / 2005 / Cilt: 10 - Sayı: 1Nitrogen Effects on Yield and Forage Quality of Perennial Ryegrass (Lollium perene L.)PERENNIAL RYEGRASS (Lolium perenne L.)Sebahattin Albayrak,Mustafa GülerJournalTurkish Journal Of Field CropsIssue2005 · Cilt: 10 - Sayı: 1Pages16–22DOI—