Effects of dietary protein on egg production of laying hens housed in furnished or conventional cages - Valkonen, Eija; Venäläinen, Eija; Rossow, Laila; Valaja, Jarmo (Zaklad Narodowy Imienia Ossolinskich, Wydawnictwo Polskiej Akademii Nauk, 2006)
Keywords: Ko; virikehäkit; siipikarja; kana; ravinto; kananmunantuotanto; munat; laatu; aminohapot; rehunkulutus; syönti; häkit; amino acids; egg quality; enriched cage; feed intake