Spray calendar with seed, soil and disinfection treatment methods
By: [W.J. Green, A.D. Selby and H.A. Gossard]
Series: Bulletin / Ohio Agricultural Experiment Station -- no. 309; Bulletin (Ohio Agricultural Experiment Station) -- 309
Publisher: Ohio Agricultural Experiment Station
Published: 1917
Place of publication: Wooster, Ohio
Language: eng
Number of pages: 516
Subjects: Spraying and dusting in agriculture
Other titles: Calendar for the treatment of plant diseases and insect pests.
Notes: Cover title.

Caption title: Calendar for the treatment of plant diseases and insect pests.

"Revised edition of Bulletin 232."