The control of black-rot of the grape.
Shear, C. L. 1865-1956.
The control of black-rot of the grape. By C. L. Shear and George F. Miles and Lon A. Hawkins. - Washington, Govt. Print. Off., 1909. - 42 p. illus., v pl. 23 cm. - U.S. Dept. of Agriculture. Bureau of Plant Industry. Bulletin no. 155 .
agr09002210
Black rot--Control.
Grapes--Diseases and pests--Control.
QK1 / .U45 no. 155
A 19.3:no.155
The control of black-rot of the grape. By C. L. Shear and George F. Miles and Lon A. Hawkins. - Washington, Govt. Print. Off., 1909. - 42 p. illus., v pl. 23 cm. - U.S. Dept. of Agriculture. Bureau of Plant Industry. Bulletin no. 155 .
agr09002210
Black rot--Control.
Grapes--Diseases and pests--Control.
QK1 / .U45 no. 155
A 19.3:no.155