Combining dormant and first summer spray in apple orchards infested by san jose scale
T.J. Talbert
Combining dormant and first summer spray in apple orchards infested by san jose scale - Columbia 1919 - 15p. - Missouri Agricultural Experiment Station Bulletin, No. 161 .
Combining dormant and first summer spray in apple orchards infested by san jose scale - Columbia 1919 - 15p. - Missouri Agricultural Experiment Station Bulletin, No. 161 .