Chermes of Maine conifers
By: Edith M. Patch
Series: Bulletin / Maine Agricultural Experiment Station -- no.       173
Publisher: Maine Agricultural Experiment Station
Published: 1909
Place of publication: Orono
Language: eng
Number of pages: 308
Subjects: Adelgidae; Conifers; Diseases and pests
Notes: Cover title: Papers from the Maine Agricultural Experiment Station: Entomology.