Conservation farming in the Slope-Hettinger Soil Conservation District, North Dakota /

"June 1950"--Cover.

Investigations in the use of the bomb calorimeter /

In cooperation with the Pennsylvania State College Agricultural Experiment Station.

Maize genetics cooperation news letter.

Mode of access: Internet.

Bulletin.

At head of title, no. -6, Sugar Producers' Association of Puerto Rico Experiment Station.

Bulletin /

Title from cover.

Report of the viticultural work.

A paper on red-wine grapes, by L. Paparelli, forms "pt. 1" (i. e. pt. 2) of the Report of the viticultural work for the seasons 1887-89. This paper is continued by F. T. Bioletti in the Report for the seasons 1887-93, pt. 1, which contains also papers on white-wine, raisin and table grapes by the same author.

Bulletin.

Some numbers are revised.

Iowa extension circular.

Title varies slightly.

Research publication /

Title from cover.

Bulletin /

Title varies.

Annual report.

Some are issued as the station's bulletins (22-30).

Press bulletin.

Mode of access: Internet.

Bulletin /

Title varies.

Extension circular /

Mode of access: Internet.

Report.

Mode of access: Internet.