Pathogenic specialization in cereal rust fungi, especially Puccinia recondita f. sp. tritici: concepts, methods of study, and application

Issued in cooperation with Kansas Agricultural Experiment Station.

USDAHL-70 model of watershed hydrology /

Literature cited: p. 24-25.

Annotated checklist of New World insects associated with Prosopis (Mesquite) /

Issued Oct. 1977.

A revision of the Epilachninae of the Western Hemisphere (Coleoptera: Coccinellidae) /

Item 16.

A nomenclator of Gossypium : the botanical names of cotton /

Item 16.

The parasitic wasps of the genus Macroteleia Westwood of the New World : (Hymenoptera, Proctotrupoidea, Scelionidae) /

Issued Aug. 1977.

The hydrology and hydrogeology of Ahoskie Creek watershed, North Carolina : data and analysis /

Prepared in cooperation with Soil Conservation Service, U.S. Geological Survey, N.C. Dept. of Natural and Economic Resources, and N.C. State University Agricultural Experiment Station.

Arc, a multiple pest-resistant alfalfa /

Issued Dec. 1977.

Cast-in-place 2-foot concrete trapezoidal flow-measuring flumes /

Issued Nov. 1977.

A comparison of lysimeter-derived potential evapotranspiration with computed values /

Mode of access: Internet.

Laboratory studies on the development, longevity, and fecundity of six Lepidopterous pests of cotton in Arizona /

Bibliography: p. 72-73.

Linear theory of hydrologic systems /

"...shortened version of lectures given....in August 1967..."

Effect of environment on glycoalkaloid content of six potato varieties at 39 locations /

Bibliography: p. 25-27.

Interrelations of weed-control and pasture-management methods at Lincoln, Nebr., 1940-69 /

Literature cited: p. 44-45.

The West Indian sandflies of the genus Culicoides (Diptera: Ceratopogonidae) /

Includes bibliographical references (p. 86-98).