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Full-Text Articles in Life Sciences

Reproductive Ecology Of The Burrowing Owl, Athene Cunicularia Floridana, In Dade And Broward Counties, Florida, Brian Keith Mealey Apr 1992

Reproductive Ecology Of The Burrowing Owl, Athene Cunicularia Floridana, In Dade And Broward Counties, Florida, Brian Keith Mealey

FIU Electronic Theses and Dissertations

From 1988 to 1990 a study of the reproductive ecology of the burrowing owl was conducted to determine seasonality and reproductive success in Dade and Broward Counties. Reproductive data for each of the three years (1988- 1990) reveal a higher reproductive success rate (54%) for 1990 than 1989 (40%) and 1988 (40%). Owls using previously used burrows had a higher success in fledging young (63%) than newly excavated burrows (19%). T-tests were conducted on several appendage measurements of male and female owls to determine sexual dimorphic traits. Metatarsus lengths of males and females were different (t=2.36, p=0.02). As of 1990,197 …


Forest Fragmentation And The Decline Of Migratory Songbirds, Robert A. Askins Feb 1992

Forest Fragmentation And The Decline Of Migratory Songbirds, Robert A. Askins

Biology Faculty Publications

No abstract provided.


G92-1089 Control Of Pollurum And Typhoid Through Participation In The National And Nebraska Poultry Improvement Plans (Revised July 2002), Grasso M. Ebako, Del Wilmont Jan 1992

G92-1089 Control Of Pollurum And Typhoid Through Participation In The National And Nebraska Poultry Improvement Plans (Revised July 2002), Grasso M. Ebako, Del Wilmont

University of Nebraska-Lincoln Extension: Historical Materials

Participation in the National Poultry Improvement Plan to prevent egg-transmitted diseases to small flocks, game birds, hobby, and exhibition flock owners is explained in this NebGuide.

The National Poultry Improvement Plan (NPIP) is a cooperative state/federal program that was established in 1935 to reduce and eventually eliminate several diseases transmitted primarily through infected breeder flocks and theirs eggs. The plan's widespread acceptance among the commercial industry has almost completely eliminated Salmonella pullorum and Salmonella gallinarum from commercial breeding stocks. Participation in the plan has saved the commercial industry and small flock owners millions of dollars due to improved health and …


Ec92-107 Nebraska Proso, Sunflower And Amaranth Variety Tests, 1992, David D. Baltensperger, Glen E. Frickel, Mark Swanson, Robert N. Klein, James Krall, Randy Anderson, Daryl Ellis, Drew J. Lyon Jan 1992

Ec92-107 Nebraska Proso, Sunflower And Amaranth Variety Tests, 1992, David D. Baltensperger, Glen E. Frickel, Mark Swanson, Robert N. Klein, James Krall, Randy Anderson, Daryl Ellis, Drew J. Lyon

University of Nebraska-Lincoln Extension: Historical Materials

This circular is a progress report of proso, sunflower, and amaranth variety trials conducted in cooperation with the Panhandle Research and Extension Center, Scottsbluff, Nebraska. Conduct of the experiments and publication of results is a joint effort of the UNL Agricultural Research Division and the Cooperative Extension Service.


Birds Of A Great Basin Sagebrush Habitat In East-Central Nevada, United States Department Of Agriculture, Forest Service Jan 1992

Birds Of A Great Basin Sagebrush Habitat In East-Central Nevada, United States Department Of Agriculture, Forest Service

Wildlife Conservation and Management

Breeding bird populations ranged from 3.35 to 3.48 individuals/ha over a 3-year study conducted from 1981 to 1983. Brewer's sparrows, sage sparrows, sage thrashers, and black-throated sparrows were numerically dominant. Horned larks and western meadowlarks were less common. Results are compared with bird populations in Great Basin sagebrush habitats elsewhere in the United States.