David. F. Nygaard Dry area agriculture, food science and human nutrition - New York Pergamma Press 1986 - 372p David. F. Nygaard & Peter. L. Pellett: Dry area agriculture, food science and human nutrition. New York. Pergamma Press, 1986. 0-08-033996-4--(338.19NYG) ENGLISH ISBN: 0-08-033996-4 Dewey Class. No.: 338.19 / NYG