Studies on the life history and biology of Perillus bioculatus Fabricius, including observations on the nature of the color pattern,

"Published ... as paper No. 393 of the Journal Series of the Minnesota Agricultural Experiment Station."

Some shade-tree pests and their control

"Revised for publication October 4, 1930".

A bibliography of the Cicadoidea (Homoptera: Auchenorhyncha)

Supplements fasc. 8, Cicadoidea, of the General catalogue of the Hemiptera.

Wisconsin teacher's round table of the air

Reproduced from type-written copy.

Bulletin.

Description based on: 532, issued 1950 (surrogate); title from cover.

Bulletin.

Includes its reports.

Annual report of the Pennsylvania State College for the year ...

Issued also as Legislative document (also called Official document).

Report of the Pennsylvania State College for the year ..

Reports for 1887- issued in parts: Part 1, Departments of instruction; Part 2, Agricultural Experiment Station.

Soil survey laboratory data and descriptions for some soils of North Dakota.

"August 1966."

Station circular.

Mode of access: Internet.

Bulletin /

Description based on: 470 (Nov. 1984); title from cover.

Soil survey of Sully County, South Dakota /

Prepared in cooperation with South Dakota Agricultural Experiment Station.

Soil survey of Castro County, Texas

"In cooperation with Texas Agricultural Experiment Station."

Soil survey of McLeod County, Minnesota /

"Index to map units"--P. v, pt. 1.

Soil survey laboratory data and descriptions for some soils of Montana /

Mode of access: Internet.