Herrera, Ligaya D. Ground sunflower seeds as feed supplement to the ration of old layers / by Ligaya D. Herrera. - Indang, Cavite, Cavite State University- Main Campus, 1977. - 32p. illustrations ; cm. Thesis (BSA--Animal Husbandry) Don Severino Agricultural College Includes bibliographical references. Subjects--Topical Terms: Poultry--Feeding and feeds.Broiler Dewey Class. No.: 636.5084 / H43 1977