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	1.	A plant-disease survey in the vicinity of San Antonio, Texas. By Frederick D. Heald and Frederick A. Wolf ... by Heald, F. D. (Fred DeForest), 1872- Wolf, Frederick A. (Frederick Adolph), 1885- [joint author.] Series: Bulletin (United States. Bureau of Plant Industry) ; no. 226. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, Govt. Print. Off., 1912 Availability: No items available. Add to cart (remove)
	2.	Introduction to plant pathology, by Frederick DeForest Heald ... by Heald, F. D. (Frederick DeForest), 1872- Series: McGraw-Hill publications in the agricultural sciences Edition: 2d ed. Material type: Text; Format: print ; Literary form: Not fiction Publication details: New York, London, McGraw-Hill, 1943 Availability: No items available. Add to cart (remove)

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