Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, and ticks maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture,

Cover title.

Laboratories approved to receive soil /

Description based on: July 1992; title from cover.

Contributions from the physical laboratories of Harvard University.

Vol. 8, 1910, dedicated to Professor John Trowbridge; v. 15, 1921, dedicated to Professor Edwin Herbert Hall. Both of these volumes include contributions from former colleagues and former students.

Suggested practices for electrical standardizing laboratories.

Mode of access: Internet.

The weeds and suspected poisonous plants of Queensland. With brief botanical descriptions and accounts of the economic, noxious, or other properties. To which are added in most instances figures illustrating portions of the plants brought under notice.

Mode of access: Internet.

State weights and measures laboratories : program description and directory /

Item 247 (microfiche)

National Voluntary Laboratory Accreditation Program : calibration laboratories technical guide /

Mode of access: Internet.

EIHI, environmental issues and human interactions : studies concerning man's interaction with the environment : [a product of the 1993 Summer Science Institute with the National Oceanic and Atmospheric Administration (NOAA), Environmental Research Laboratories (ERL)].

Mode of access: Internet.

GAS, global awareness for students : studies in climate : [a product of the 1993 Summer Science Institute with the National Oceanic and Atmospheric Administration (NOAA), Environmental Research Laboratories (ERL)].

Mode of access: Internet.

Bulletin of the Botanical department, Jamaica ...

Nos. 27 and 28 issued as combined number.

NOAA products and services of the National Weather Service, National Environmental Satellite Service, Environmental Data Service, and the Environmental Research Laboratories /

Issued November 1977.

Dictionarium botanicum : or, a botanical dictionary for the use of the curious in husbandry and gardening ... /

Mode of access: Internet.

Directory of inspection services and testing laboratories of the federal government;

Mode of access: Internet.