NRC, 1983. National Academies Press, Washington D. C. Document reference NRC, 1983. Underutilized resources as animal feedstuffs. National Academies Press, Washington D. C.Web http://www.nap.edu/catalog.php?record_id=41Citation key NRC, 1983Document category BooksDatasheets Apple pomace and culled applesCitrus pulp, driedCitrus pulp, freshGrape pomaceGrape seeds and grape seed oil mealLeather mealTomato seed cakeTomato pomace, tomato skins and tomato seeds