spray tower for the application of microbial aerial sprays
By: by Harry B. Hubbard, Jr., Franklin B. Lewis.
Contributors: Lewis, Franklin B.
Series: Research paper NE -- 249.
Publisher: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1973
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Aerial spraying and dusting in forestry
Notes: Cover title.