Heald, F. D. 1872-

Introduction to plant pathology, by Frederick DeForest Heald ... - 2d ed. - New York, London, McGraw-Hill, 1943. - xii, 603 p. illus. (incl. ports.) 23 cm. - McGraw-Hill publications in the agricultural sciences .

Includes bibliographies.

agr43000203


Plant diseases.

SB731 / .H38 1943

581.2

464 / H34 In Ed.2