NALDC

Parasites of the birch leaf-mining sawfly (Phyllotoma nemorata)

Author:

Dowden, Philip B.

Source:

Technical bulletin (United States. Dept. of Agriculture) ; no. 757 1941

Year:

1941

Subject:

Birch leaf-mining sawfly -- Biological control and Parasitic insects

Format:

56 p. : ill. ; 23 cm.

Publisher:

U.S. Dept. of Agriculture

Collection:

Organic Roots Collection