Results 21 to 30 of about 2,559,818 (130)

The History, Present Condition, and Future of the Molluscan Fisheries of North and Central American and Europe: Volume 1, Atlantic and Gulf Coasts [PDF]

open access: yes, 1997
This three-volume monograph represents the first major attempt in over a century to provide, on regional bases, broad surveys of the history, present condition, and future of the important shellfisheries of North and Central America and Europe.
Burrell, Jr., Victor G.   +3 more
core  

Deconstructing the eradication of new world screwworm in North America: retrospective analysis and climate warming effects. [PDF]

open access: yes, 2019
Before its eradication from North America, the subtropical-tropical new world screwworm fly Cochliomyia hominivorax (Coquerel) invaded southwestern temperate areas of the U.S.A., where it caused myiasis in wildlife and livestock.
Arias, P, Gutierrez, Andrew, Ponti, L
core  

Neotropical Bird Migration During The Ice Ages: Orientation And Ecology [PDF]

open access: yes, 1996
Reconstruction of breeding habitat of North American Neotropical migrants 18,000 years ago and 9,000 years ago indicated major shifts in both location and composition of plant communities relative to present conditions.
Webb, T., III   +1 more
core   +2 more sources

Occurrence of Two Species of Old World Bees, \u3ci\u3eAnthidium Manicatum\u3c/i\u3e and \u3ci\u3eA. Oblongatum\u3c/i\u3e (Apoidea: Megachilidae), in Northern Ohio and Southern Michigan [PDF]

open access: yes, 2018
Anthidium manicatum and A. oblongatum are two European bees species that have recently established themselves in North America. Anthidium manicatum has previously been documented in New York and Ontario, Canada, and A.
Arduser, Mike   +3 more
core   +2 more sources

Philosophy of Technology in the Americas in the Last Twenty-Five Years [PDF]

open access: yes, 1998
This article summarizes and analyzes some of the most important contributions to the voluminous literature in philosophy of technology that has been produced during the past twenty-five years in North, Central, and South America. (Major focus is on North
Durbin, Paul T.
core  

Labor Relations Law in North America [PDF]

open access: yes, 2000
[Excerpt] In establishing their Agreement on Labor Cooperation as a complement to the North American Free Trade Agreement, the governments of Canada, the United States and Mexico accepted the fact that each nation had evolved a different system of labor ...
Banks, Kevin   +3 more
core   +1 more source

North America

open access: yes, 2001
An outline map showing North America in the Lambert Zenithal Equal-Area Projection centred at 45° North and 95° West.
Thomas F. McIlwraith, Edward K. Muller
openaire   +2 more sources

The Flies of Western North America. F.R. Cole, with the collaboration of Evert I. Schlinger. Berkeley and Los Angeles: University of California Press, 1969. xi, 693 pp. $25.00. [PDF]

open access: yes, 2017
Excerpt: Knowing of the excellence of the author\u27s work especially as an artist of Diptera, entomologists have been waiting for this much-needed volume since the completion of the first manuscript in 1932. The work deals with two-winged flies (Diptera)
Steyskal, George C.
core   +3 more sources

Satellite versus ground-based estimates of burned area: a comparison between MODIS based burned area and fire agency reports over North America in 2007 [PDF]

open access: yes, 2015
North American wildfire management teams routinely assess burned area on site during firefighting campaigns; meanwhile, satellite observations provide systematic and global burned-area data.
Field, R   +4 more
core   +1 more source

Secondary contact and admixture between independently invading populations of the Western corn rootworm, diabrotica virgifera virgifera in Europe [PDF]

open access: yes, 2012
The western corn rootworm, Diabrotica virgifera virgifera (Coleoptera: Chrysomelidae), is one of the most destructive pests of corn in North America and is currently invading Europe.
A Estoup   +62 more
core   +5 more sources

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