Diseases of plums and their control
McLarty, H.R.
Diseases of plums and their control - Ottawa 1923 - 1-7 p. - Disases, Plums Canada Department of Agriculture. Circular No. 15 .
Diseases of plums and their control - Ottawa 1923 - 1-7 p. - Disases, Plums Canada Department of Agriculture. Circular No. 15 .