Estimation of hemlock sawfly (Hymenoptera: diprionidae) fecundity
By: John S. Hard.
Contributors: Forest Products Laboratory (U.S.).; United States. Forest Service.
Publisher: Dept. of Agriculture, Forest Service, Forest Products Laboratory
Published: 1976
Place of publication: [Madison, Wis
Language: eng
Number of pages: 966
Subjects: Hemlock sawfly.
Notes: Reprinted from Can. Ent., vol. 108, 1976.