Insect enemies of the pine in the Black Hills forest reserve : an account of results of special investigations, with recommendations for preventing losses . jt^iifct T^ jJ? j^y^? .^r- ,^fC^| ^TP^Gte* . , ;v :.???-;•? • ! » ~=^ij . V^jt^lS^i iJirr^tTS f#5^fTV -^5 -•^Sffiyyl* Pl--^^,^;^^ ^^^^^^fe^^^3£Sr Bui. 32, New Series, Div. of Entomology, U. S. Dept. of Agriculture. Plate

---

Size: 1862px × 1341px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1900, bookidinsecp00unit, bookyear1902