Manual of the grasses of the United States.

Contribution from Bureau of Plant Industry.

Manual of the grasses of the United States /

Contribution from Bureau of Plant Industry, Soils, and Agricultural Engineering.

Illustrations of North American grasses

Mode of access: Internet.

American grasses : (illustrated) /

Met index.

American grasses /

Includes indexes.

Permanent pasture compared with a 5-year crop-and-pasture rotation for dairy cattle feed /

Caption title.

Some effects of insecticide spray accumulations in soil on crop plants /

Caption title.

Sulfur content of rainwater and atmosphere in southern states as related to crop needs /

Caption title.

Predicting regional crop production : an application of recursive programming /

Literature cited and selected references: p. 70-73.

The Crop and livestock reporting service of the United States /

Caption title.

Manual of the grasses of the West Indies.

Contribution from Bureau of Plant Industry.

Effect of annual applications of diuron on seed yields of perennial grasses in Oregon

Prepared in cooperation with Oregon Agricultural Experiment Station.

Interregional adjustments in crop and livestock production; a linear programming analysis,

Prepared in cooperation with the Center for Agricultural and Economic Development. Iowa Agriculture and Home Economics Experiment Station, Iowa State University.

Kenaf leaf development and stem height : index of crop yield in the United States /

Data collected 1961-69.

Obtaining timely crop area estimates using ground-gathered and LANDSAT data /

Issued Aug. 1979.