Removal of spray residue from apples and pears in Washington state
Magness, J.R. and Others
Removal of spray residue from apples and pears in Washington state - Washington 1928 - 1-29 p. - Apples, Pears Washington Agriculture Experiment Station. Popular Bulletin No. 142 .
Removal of spray residue from apples and pears in Washington state - Washington 1928 - 1-29 p. - Apples, Pears Washington Agriculture Experiment Station. Popular Bulletin No. 142 .