The balsam woolly aphid on young Pacific silver fir in Washington
An edition of The balsam woolly aphid on young Pacific silver fir in Washington (1968)
By Norman E. Johnson
Publish Date
1968
Publisher
Weyerhaeuser Forestry Research Center
Language
eng
Pages
10
1-1 of 1 Editions
The balsam woolly aphid on young Pacific silver fir in Washington
Language: eng
Pages: 10
Published In: 1968
Publisher: Weyerhaeuser Forestry Research Center