After you deliver : health tips for moms.

"December 1997"--P. [4] of cover.

After you deliver : health tips for moms.

Shipping list no.: 2004-0039-P.

Después de dar a luz : sugerencias de salud para las mamás.

Shipping list no.: 2004-0039-P.

Women-owned businesses.

"WB92-1."

Nicotiana : procedures for experimental use /

Issued Jan. 1979.

Descriptive epizootiology of an aphid mycosis.

Bibliography: p. [17]

A monograph of Trichonta with a model for the distribution of Holarctic Mycetophilidae (Diptera) /

Issued Sept. 1981.

New species of North American bees of the genus Dufourea (Hymenoptera, Halictidae) with descriptions of two previously undescribed females /

Cover title.

Homonymy in world species-group names of Criocerinae (Coleoptera, Chrysomelidae) /

"Issued March 1981"--T.p. verso.

A revision of the American species of Hibiscus section Bombicella (Malvaceae) /

Includes indexes.

A systematic analysis of the pine pitch midges, Cecidomyia spp. (Diptera: Cecidomyiidae) /

Issued Nov. 1978.

The North American species of Forcipomyia, subgenus Euprojoannisia (Diptera: ceratopogonidae) /

Issued Dec. 1978.

Systematics of the genus Mimosestes (Coleoptera: Bruchidae) /

Issued Dec. 1978.

Ecology of the green peach aphid as a vector of beet western yellows virus of sugarbeets /

Issued Aug. 1979.

The genus Protheca of the Americas (Coleoptera: Anobiidae) /

Issued Dec. 1979.