Describes materials acquired by the National Agriculture Library and cooperating institutions Includes records of books, serials, audiovisual and other materials, from 1970 to the present. Has no full text. Is updated monthly. Subjects include: Agricultural economy, animal science, chemistry, forestry, natural resources, energy, food science, rural sociology, plant diseases, veterinary medicine, agricultural engineering, entomology, insect control, human nutrition, home economics, coop extensions, geography. Updated montly from over 5,000 sources