@book{8050,
	author = {Heald, F. D. and Wolf, Frederick A.},
	title = {A plant-disease survey in the vicinity of San Antonio, Texas.},
	publisher = {Govt. Print. Off.,},
	year = {1912.},
	series = {United States. Dept. of Agriculture. Bureau of Plant Industry. Bulletin},
	address = {Washington,}
}