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Full-Text Articles in Weed Science

First Record Of Field Speedwell From South Dakota, Robert Tatina Jun 2007

First Record Of Field Speedwell From South Dakota, Robert Tatina

The Prairie Naturalist

Veronica agrestis L. (field speedwell or green field speedwell), a member of the Scrophulariaceae, is a small, weedy, prostrate annual with blue or white flowers (Gleason and Cronquist 1991). Until recently, its distribution included most of the eastern half of the United States and the southern two-thirds of the Great Plains, but not South Dakota (http://plants.usda.gov/java/profile?symbol=VEAG &photoID=veag_001_avd.tif, accessed 5 February 2007). Neither the Great Plains Flora Association (1986) nor Van Bruggen (1996) includes this species in the flora of South Dakota; however, the former has it naturalized in southeastern Nebraska and in Iowa (Great Plains Flora Association 1986). In May, …


Occurrences Of Small Mammal Species In A Mixedgrass Prairie In Northwestern North Dakota,, Robert K. Murphy, Richard A. Sweitzer, John D. Albertson Jun 2007

Occurrences Of Small Mammal Species In A Mixedgrass Prairie In Northwestern North Dakota,, Robert K. Murphy, Richard A. Sweitzer, John D. Albertson

The Prairie Naturalist

Documentation is limited for many species of vertebrates in the northern Great Plains, particularly northwestern North Dakota (Bailey 1926, Hall 1981). Here we report relative abundances of small « 450 g) species of mammals that were captured incidental to surveys of amphibians and reptiles at Lostwood National Wildlife Refuge (LNWR) in northwestern North Dakota from 1985 to 1987 and 1999 to 2000. Our records include a modest range extension for one species. We also comment on relationships of small mammals on the refuge to vegetation changes associated with fire and grazing disturbances.


Burrowing Owl Associations With Black-Tailed Prairie Dog Colonies In Southwestern Kansas And Southeastern Colorado, Stephen L. Winter, Jack F. Cully Jr. Jun 2007

Burrowing Owl Associations With Black-Tailed Prairie Dog Colonies In Southwestern Kansas And Southeastern Colorado, Stephen L. Winter, Jack F. Cully Jr.

The Prairie Naturalist

We quantified the use of black-tailed prairie dog (Cynomys ludovicianus) colonies as habitat for the burrowing owl (Athene cunicularia) in southwestern Kansas and southeastern Colorado. We used incidental sightings and breeding season avifauna surveys to document the presence of the burrowing owl on black-tailed prairie dog colonies, non-colonized rangeland, and cropland during the spring and early summer. Burrowing owl rarely was observed on noncolonized rangeland and cropland sites, and black-tailed prairie dog colonies appear to be used substantially as a habitat type for the burrowing owl in the region encompassing Cimarron and Commanche National Grasslands in …


Using Distance Sampling To Estimate Densities Of White-Tailed Deer In South-Central Minnesota, Michelle A. Larue, Clayton K. Nielsen, Marrett D. Grund Jun 2007

Using Distance Sampling To Estimate Densities Of White-Tailed Deer In South-Central Minnesota, Michelle A. Larue, Clayton K. Nielsen, Marrett D. Grund

The Prairie Naturalist

Distance sampling is a method of estimating population abundance and density used by wildlife biologists for several species because of its advantages relative to other techniques. However, few wildlife biologists have used distance sampling to estimate abundance of white-tailed deer (Odocoileus virginianus). We describe a distance sampling technique used to estimate prehunt and post-hunt population densities of deer in Watonwan County, Minnesota. Estimates of white-tailed deer density were compared between distance sampling versus population modeling, and costs for distance sampling versus aerial surveys were determined. We drove 2,704 km during 24 spotlight surveys conducted from 21 October to …


In Memoriam Robert N. Randall, October 26, 1915 - January 30, 2007, Clark Talkington Jun 2007

In Memoriam Robert N. Randall, October 26, 1915 - January 30, 2007, Clark Talkington

The Prairie Naturalist

Among his friends, Bob Randall will be remembered as a caring, gentle man. Bob was one of those rare individuals who had a keen awareness of everyone around him. In social settings, he would make sure that everyone was comfortable, and it was always clear that he was genuinely concerned about everyone. Those who knew him will greatly miss his gentle nature and enthusiasm for birds. He never got caught up in all of his achievements. He had a sense of balance to his life which was evident in his many interests including birding and bird banding, rocks and minerals, …


Marshes-In Photos And Words. Review Of Marshes: The Disappearing Edens By Bill Burt, Douglas H. Johnson Jun 2007

Marshes-In Photos And Words. Review Of Marshes: The Disappearing Edens By Bill Burt, Douglas H. Johnson

The Prairie Naturalist

Bill Burt has done it again. The author of two superbly illustrated books (Shadowbirds and Rare and Elusive Birds of North America) that were reviewed earlier in this journal, Burt has returned with another excellent book, this one focusing on marshes. Like his earlier books, Marshes features wonderful close-up views of many hard-to-photograph birds. Here, in addition, are grand images of marsh landscapes and other marsh denizens, especially plants. Burt best characterizes his own book, which he intends as "an evocation and exploration, rather than a catalog of marshland life." He tells of his 30 years spent prowling …


Silphidae (Insecta: Coleoptera) Collected In North Central North Dakota, Including New Occurrences Of Thanatophilus Sagax (Mannerheim),, Guy A. Hanley Jun 2007

Silphidae (Insecta: Coleoptera) Collected In North Central North Dakota, Including New Occurrences Of Thanatophilus Sagax (Mannerheim),, Guy A. Hanley

The Prairie Naturalist

Members of the beetle family Silphidae are relatively large (10-35 mm) and often brightly colored insects. They usually are found in association with dead animal bodies (carrion), but some are phytophagous while others are predatory. Thirty endemic species are known to occur in North America north of Mexico (Ratcliffe 1996), and 17 species in North Dakota. (Hanley et aI., unpublished data). To date, there has been little to no silphid collection data available from north central North Dakota counties, due mostly to the lack of entomological research in the area.

Nine species of silphids were collected in a single season …


First Record Of Corisella Inscripta (Uhler) (Heteroptera: Corixidae) From North Dakota, Bruce A. Hanson, David M. Mushet, Ned A. Euliss Jr., Stephen Chordas Iii May 2007

First Record Of Corisella Inscripta (Uhler) (Heteroptera: Corixidae) From North Dakota, Bruce A. Hanson, David M. Mushet, Ned A. Euliss Jr., Stephen Chordas Iii

The Prairie Naturalist

Corisella inscripta is a water boatman species that was reported in H. B. Hungerford's (1948) seminal monograph as occurring throughout Mexico and nine western states of the United States. Subsequently, additional records of C. inscripta have been reported for British Columbia in Canada (Maw et al. 2000) and for Montana (Roemhild 1976), Arkansas (Cochran and Harp 1990), Missouri (Polhemus et al. 1988), Ohio (Chordas and Armitage 1998), and Michigan (Chordas et al. 2002) in the United States. There have been no published records of C. inscripta from North Dakota (Fig. I). We collected one male C. inscripta at the Cottonwood …


Review Of Some Scarce Birds Of The Upper Midwest By Dana Gardner And Nancy Overcott, Stephen J. Dinsmore May 2007

Review Of Some Scarce Birds Of The Upper Midwest By Dana Gardner And Nancy Overcott, Stephen J. Dinsmore

The Prairie Naturalist

Fifty Uncommon Birds of the Upper Midwest. Watercolors by Dana Gardner; text by Nancy Overcott. 2007. University of Iowa Press, Iowa City, Iowa. 112 pages. $34.95 (cloth).

Nancy Overcott has written series of short essays of birds found in the Upper Midwest and assembled them in an easy-to-read book. As an ornithologist and avid birder in this region, I'll admit that I didn't know what to expect when I opened the cover-would the focus be on rarities, would there be an identification component, are there tips for finding each species, and at what audience was the book aimed? Ultimately, I …


Lake Mead National Recreation Area Vegetation Monitoring And Analysis: Quarterly Progress Report, Period Ending March 31, 2007, Margaret N. Rees Mar 2007

Lake Mead National Recreation Area Vegetation Monitoring And Analysis: Quarterly Progress Report, Period Ending March 31, 2007, Margaret N. Rees

Vegetation Monitoring

Executive Summary

  • Weed Sentry staff surveyed for exotic species on 208 miles of roads on NPS land and on 61 miles of BLM land. Due to sparse precipitation this winter, exotic species are much less abundant this year compared to last year at this time.
  • Other exotic species projects initiated this quarter included an assessment of invasion patterns below native shrubs for early detection of potential invasion “hotspots,” and a community invasibility experiment established near the NPS nursery with substantial involvement from NPS ATR Ms. Alice Newton.
  • A manuscript detailing several experiments with the invasive species Sahara mustard was submitted …


Vegetative Characteristics Of Pronghorn Bed Sites In Wind Cave National Park, South Dakota, Christopher N. Jacques, Jonathan A. Jenks, Jaret D. Sievers, Daniel E. Roddy Mar 2007

Vegetative Characteristics Of Pronghorn Bed Sites In Wind Cave National Park, South Dakota, Christopher N. Jacques, Jonathan A. Jenks, Jaret D. Sievers, Daniel E. Roddy

The Prairie Naturalist

Much of the previous literature on pronghorn (Antilocapra americana) fawns has focused on fawn mortality (Beale 1978, Barrett 1984, Gregg et al. 2001) and social behavior (Kitchen 1974, Autenrieth and Fichter 1975, Bromley 1977). Selection of bed sites by pronghorn fawns is a major factor affecting fawn survival (Bromley 1978, Barrett 1981, O'Gara et al. 1986, VanSchmus 1990) because adequate cover is a crucial component of fawn bed site selection (Autenrieth 1984). Alldredge et al. (1991) reported that fawns selected dense shrub cover but avoided the most-dense cover in sagebrush-steppe communities in southcentral Wyoming while Tucker and Gamer …


Intraspecific And Interspecific Territoriality In Microtus Ochrogaster And M. Pennsylvanicus, David J. Tazik, Lowell L. Getz Mar 2007

Intraspecific And Interspecific Territoriality In Microtus Ochrogaster And M. Pennsylvanicus, David J. Tazik, Lowell L. Getz

The Prairie Naturalist

Adult female Microtus ochrogaster and M. pennsylvanicus displayed interspecific territorial behavior in a bluegrass site in Illinois. We concluded that within a site, interspecific territorial behavior might be a factor in non-synchronous population fluctuations characteristic of the two species.


Woodland Bird Use Of In-Channel Islands In The Central Platte River, Nebraska, William C. Scharf Mar 2007

Woodland Bird Use Of In-Channel Islands In The Central Platte River, Nebraska, William C. Scharf

The Prairie Naturalist

Recapture data showed woodland obligate birds from riparian habitats made substantial use of thinly vegetated, adjacent small islands in the Platte River. During the bird nesting and spring migration seasons of 200 I through 2004, there were 4,360 individuals of 90 species captured on both mainland and in: hannel island sites. Island locafion captures totaled 595 individuals of 47 species )etween 2002 and 2004. Islands formerly were considered inconsequential for coraging and nesting of passerines. My study substantiated passerine use of Islands and provided a rationale for additional consideration of islands for migration and nesting management. Assemblages of bird species …


Mallard Brood Movements In The Canadian Prairie Parklands, Garnet H. Raven, Todd W. Arnold, David W. Howerter, Llwellyn M. Armstrong Mar 2007

Mallard Brood Movements In The Canadian Prairie Parklands, Garnet H. Raven, Todd W. Arnold, David W. Howerter, Llwellyn M. Armstrong

The Prairie Naturalist

We radiotracked 308 mallard (Anas platyrhynchos) broods from hatching until 30 days of age Oij 15 study areas located throughout the Canadian Prairie Parklands to examine patterns of variation in movement frequency and distance. Broods moved an average of 350 m from nests to first wetlands (SO = 390), with 94% of broods moving less than I km. After leaving the nest, broods had a 23% probability of moving to a new wetland each day, but movement probability was a complex function of study area, hatch date, and ducking age, with younger and earlier-hatched broods exhibiting greater movement …


Partial Characterization Of Two Moderately Halophilic Bacteria From A Kansas Salt Marsh, Aileen M. Johnson, Lance R. Thurlow, Sam R. Zwenger, Eric T. Gillock Mar 2007

Partial Characterization Of Two Moderately Halophilic Bacteria From A Kansas Salt Marsh, Aileen M. Johnson, Lance R. Thurlow, Sam R. Zwenger, Eric T. Gillock

The Prairie Naturalist

Two bacterial species were isolated from a salt marsh located on privately owned land in Russell County, Kansas. Water samples from the saIt marsh were streaked for isolation on tryptic soy agar supplemented with 12 % NaCI. Visual scanning of the plates revealed two prominent colony types. The two colony types were subcultured repeatedly until axenic cultures were obtained. 80th of these organisms were shown to be moderately halophilic. The organisms were characterized partially by fatty acid methyl ester analysis, 16S rRNA sequencing, and scanning electron microscopy. These studies revealed that the bacteria previously were unreported members of genera Marinococcus …


The Prairie Naturalist, Volume 39, No.1, March 2007 Mar 2007

The Prairie Naturalist, Volume 39, No.1, March 2007

The Prairie Naturalist

CONTENTS

MALLARD BROOD MOVEMENTS IN THE CANADIAN PRAIRIE PARKLANDS G. H. Raven, T. W. Arnold, D. W. Howerter, and L. M. Armstrong

WOODLAND BIRD USE OF IN-CHANNEL ISLANDS IN THE CENTRAL PLATTE RIVER, NEBRASKA, W. C. Scharf

PARTIAL CHARACTERIZATION OF TWO MODERATELY HALOPHILIC BACTERIA FROM A KANSAS SALT MARSH, A. M. Johnson, L. R. Thurlow, S. R. Zwenger, and E. T. Gillock

INTRASPECIFIC AND INTERSPECIFIC TERRITORIALITY IN MICROTUS OCHROGASTER AND M. PENNSYLVANICUS, D. J. Tazik and L. L. Getz

VEGETATIVE CHARACTERISTICS OF PRONGHORN BED SITES IN WIND CAVE NATIONAL PARK, SOUTH DAKOTA, C. N. Jacques, J. A. Jenks, J. D. …


Vegetation Re-Establishment Of Mojave Desert Plant Communities After 2005-2006 Wildland Fires, E. Cayenne Engel, Scott R. Abella Jan 2007

Vegetation Re-Establishment Of Mojave Desert Plant Communities After 2005-2006 Wildland Fires, E. Cayenne Engel, Scott R. Abella

Fire Science Presentations

Examine biotic and abiotic patterns that determine vegetative regrowth after wildfires to better inform land managers about what to expect after fires and how to manage restoration efforts.


Seeding Effectiveness For Eight Mojave Desert Perennials After A 2005 Wildfire, E. Cayenne Engel, Scott R. Abella, Christina L. Lund Jan 2007

Seeding Effectiveness For Eight Mojave Desert Perennials After A 2005 Wildfire, E. Cayenne Engel, Scott R. Abella, Christina L. Lund

Fire Science Presentations

To assess BLM seeding effectiveness in a mid-elevation burn where pre-burn plant communities were dominated by blackbrush, Joshua trees, and creosote.


Lake Mead National Recreation Area Vegetation Monitoring And Management: Quarterly Progress Report, Period Ending December 31, 2006, Margaret N. Rees Dec 2006

Lake Mead National Recreation Area Vegetation Monitoring And Management: Quarterly Progress Report, Period Ending December 31, 2006, Margaret N. Rees

Vegetation Monitoring

Executive Summary

  • Two new Weed Sentry research assistants were hired.
  • Weed Sentry staff surveyed for exotic species on 89 miles of roads on NPS and BLM land and treated more than 21,000 exotic plants in incipient populations.
  • A grid-based rare plant monitoring method was tested this quarter.
  • A manuscript detailing vegetation succession on a water pipeline at Lake Mead NRA was submitted for review to the journal Crossosoma.
  • New integrative projects undertaken this quarter included establishing a competition study between a native grass and the exotic Sahara mustard, salvaging plants for research purposes from private sites with permission from landowners, …


Lake Mead National Recreation Area Vegetation Monitoring And Management: Final Close-Out Report, Time Period: October 1, 2005 To September 30, 2006, Margaret N. Rees Sep 2006

Lake Mead National Recreation Area Vegetation Monitoring And Management: Final Close-Out Report, Time Period: October 1, 2005 To September 30, 2006, Margaret N. Rees

Vegetation Monitoring

The National Park Service (NPS) at Lake Mead National Recreation Area (LAME) entered into a cooperative agreement with the University of Nevada, Las Vegas (UNLV) to accomplish vegetation monitoring and management activities. This report summarizes activities that took place by UNLV under this task agreement between October 1, 2005, and September 30, 2006. The activities included:

  • Weed Sentry mapping and treating incipient populations of exotic invasive plants throughout Clark County, including along shorelines of Lakes Mead and Mohave;
  • Monitoring of targeted rare native plant species;
  • Sahara mustard research; and
  • Providing technical assistance upon request to the NPS vegetation manager.

In …


The Prairie Naturalist, Volume 38, Number 3, September 2006, Elmer J. Finck, Hilary Gillock Sep 2006

The Prairie Naturalist, Volume 38, Number 3, September 2006, Elmer J. Finck, Hilary Gillock

The Prairie Naturalist

The Prairie Naturalist (September 2006) 38(3)

Editor: Elmer J. Finck

Assistant editor: Hilary Gillock

Great Plains Natural Science Society

Artificial Burrows and the Deer Mouse: Do Number of Entrances Influence Use? GLENNIS A. KAUFMAN1 and DONALD W. KAUFMAN, pages 145-154

Evaluating Genetic Viability of Pronghorn in Wind Cave National Park JONATHAN A. JENKSi , CHRISTOPHER N. JACQUES, JARET D. SIEVERS, ROBERT W. KLAVER, R. TERRY BOWYER, and DANIEL E. RODDY, pages 155-165

Age Structure and Reproductive Activity of the Blue Sucker in the Milk River, Missouri River Drainage, Montana JULIE BEDNARSKl1 and DENNIS L. SCARNECCHIA, pages 167-182

Habitat Characteristics of …


Reviews: Natural History Of Javelinas; And Three Dvds On Bats, Louis A. Harveson, Jean Legge Sep 2006

Reviews: Natural History Of Javelinas; And Three Dvds On Bats, Louis A. Harveson, Jean Legge

The Prairie Naturalist

Reviews of Javelinas: Collared Peccaries of the Southwest (2006) by Jane Manaster, Texas Tech University Press, Lubbock, Texas, 85 pages (review by Louis A. Harveson) and of The Secret World of Bats (DVD), Building Homes for Bats (DVD), and Kids Discover Bats (DVD) (2005) published by Bat Conservation International (review by Jean Legge).


First Record Of The Least Shrew In Wyoming; And Clostridium Perfingens Type A Enterotoxemia In A Captive Adult White-Tailed Deer, Shauna R. Marquardt, Brian C. Bartels, Cheryl A. Schmidt, Joshua A. Delger, Kevin L. Monteith, Jonathan A. Jenks Sep 2006

First Record Of The Least Shrew In Wyoming; And Clostridium Perfingens Type A Enterotoxemia In A Captive Adult White-Tailed Deer, Shauna R. Marquardt, Brian C. Bartels, Cheryl A. Schmidt, Joshua A. Delger, Kevin L. Monteith, Jonathan A. Jenks

The Prairie Naturalist

First Record of the Leaast Shrew in Wyoming by Shauna R. Marquardt, Brian C. Bartels, and Cheryl A. Schmidt; and Clostridium perfingens Type A Enterotoxemia in a Captive Adult White-tailed Deer by Joshua A. Delger , Kevin L. Monteith, and Jonathan A. Jenks.


Population Biology Of Pumpkinseed In Enemy Swim Lake, South Dakota, Eric J. Weimer, Michael L. Brown Jun 2006

Population Biology Of Pumpkinseed In Enemy Swim Lake, South Dakota, Eric J. Weimer, Michael L. Brown

The Prairie Naturalist

Little information is available regarding the biology and population characteristics of pumpkinseed (Lepomis gibbosus), especially in South Dakota, a state at the western edge of the species native range. South Dakota Department of Game, Fish and Parks summer trap net survey data, collected 1998 to 2003, suggests the Enemy Swim Lake population has low abundance (0.4-2.9 per trap net night) and moderately high size structure (proportional stock density [PSD] ranges between 71 and 91). To further examine the biological characteristics of the Enemy Swim Lake population, pumpkinseed was collected from Indian Bay with trap nets during May 2003. …


Feeding Habitats Of Spring-Migrating Blackbirds In East-Central South Dakota, Richard S. Sawin, George M. Linz, William J. Bleier, H. Jeffrey Homan Jun 2006

Feeding Habitats Of Spring-Migrating Blackbirds In East-Central South Dakota, Richard S. Sawin, George M. Linz, William J. Bleier, H. Jeffrey Homan

The Prairie Naturalist

Between March 27 and April 21, 1998, we monitored blackbird (Icteridae) activity and habitat selection at a migratory staging area in east-central South Dakota. We used fixed-area observation points located within 20 l-km2 circular plots centered on four wetland basins that were used as night roosts. Each roost was surveyed four times, with the surveys spread evenly throughout the blackbird migration. We recorded the number of blackbird flocks, flock size and composition, habitat used, and behavior (e.g., loafing and feeding). Fifty percent (n = 242) of the 482 flocks recorded in the quadrats was observed loafing in trees …


The Prairie Naturalist, Volume 38, Number 2, June 2006, Elmer J. Finck, Hilary Gillock Jun 2006

The Prairie Naturalist, Volume 38, Number 2, June 2006, Elmer J. Finck, Hilary Gillock

The Prairie Naturalist

The Prairie Naturalist (June 2006) Volume 38, Issue 2, full issue.

Feeding Habitats of Spring-Migrating Blackbirds in East-central South Dakota, by Richard S. Sawin, George M. Linz, William J. Bleier, and H. Jeffrey Homan, pages 73-84.

Brood Break-up and Juvenile Dispersal of Lesser Prairie-chicken in Kansas, by James C. Pitman , Brent E. Jamison, Christian A. Hagen, Robert J. Robel, and Roger D. Applegate, pages 74-99.

Population Biology of Pumpkinseed in Enemy Swim Lake, South Dakota, by Eric J. Weimer and Michael L. Brown, pages 101-111.

Reproductive Development in the Sicklefin Chub in the Missouri and Lower Yellowstone Rivers, by …


Reproductive Development In The Sicklefin Chub In The Missouri And Lower Yellowstone Rivers, Douglas J. Dieterman, Eric Roberts, Patrick J. Braaten, David L. Galat Jun 2006

Reproductive Development In The Sicklefin Chub In The Missouri And Lower Yellowstone Rivers, Douglas J. Dieterman, Eric Roberts, Patrick J. Braaten, David L. Galat

The Prairie Naturalist

We describe aspects of sicklefin chub (Macrhybopsis meeki) reproductive development from three study areas encompassing greater than 2,700 km of the Missouri and Lower Yellowstone rivers. The sicklefin chub was collected between late July and early October in 1996 and 1997. A total of 193 sicklefin chub was collected and examined for reproductive characteristics. Twenty-nine sicklefin chub were found to be reproductively mature females. Some sicklefin chub matured at age 2, but most matured at age 3 and all matured by age 4. Females first became mature at 70 to 79 mm total length (TL) in the Upper …


First Record Of The Spurge Hawkmoth As A Pollen Vector For The Western Prairie Fringed Orchid [Notes], Carla R. Jordan, Gerald M. Fauske, Mrion O. Harris, Darla Lenz Mar 2006

First Record Of The Spurge Hawkmoth As A Pollen Vector For The Western Prairie Fringed Orchid [Notes], Carla R. Jordan, Gerald M. Fauske, Mrion O. Harris, Darla Lenz

The Prairie Naturalist

Identification of pollen vectors is one step in refining management plans for a threatened plant such as the western prairie fringed orchid (Platanthera praeclara Sheviak and Bowles). Pollen vector bionomics, phenology, and ethology must be understood to assess this moth and other potential pollinators relative to orchid reproductive success. Also, the ability of spurge hawkmoth (Lepidoptera: Sphingidae), a recently introduced species, to act as a pollen vector for an obligate prairie plant, the western prairie fringed orchid, in theoretical terms, provides evidence which contradicts long held tenets of one-to-one correspondence between orchids and their pollinators. Further research might shed …


The Prairie Naturalist, Volume 38, Number 1, March 2006, Elmer J. Finck, Hilary Gillock Mar 2006

The Prairie Naturalist, Volume 38, Number 1, March 2006, Elmer J. Finck, Hilary Gillock

The Prairie Naturalist

Fire History, Passerine Abundance, and Habitat on a North Dakota Drift Plain Prairie by Timothy J. Ludwick and Robert T. Murphy, pages 1-11

Bats in a Human-made Forest of Central Nebraska by Keith Geluso, pages 13-23

Effects of Predator Removal on Upland Nesting Ducks in North Dakota Grassland Fragments by Kristen D. Chodachek and Michael J. Chamberlain, pages 25-37

Estimates of Breeding Bird Populations in the Sheyenne National Grassland, North Dakota by Mary Ann Cunningham, Douglas H. Johnson, and Daniel N. Svingen, pages 39-56

Notes: First Record of the Spurge Hawkmoth as a Pollen Vector for the western Prairie Fringed …


Lake Mead National Recreation Area Vegetation Monitoring And Management: Quarterly Progress Report, Period Ending December 31, 2005, Margaret N. Rees Dec 2005

Lake Mead National Recreation Area Vegetation Monitoring And Management: Quarterly Progress Report, Period Ending December 31, 2005, Margaret N. Rees

Vegetation Monitoring

Executive Summary

  • Required reports on sticky buckwheat (Eriogonum viscidulum) and threecorner milkvetch (Astragalus geyeri var. triquetrus) to be submitted through appropriate protocols by December 30, 2005
  • Summary report on several other rare plants to be submitted through appropriate protocols by December 30, 2005
  • Invasive perennial pepperweed (also called tall whitetop; Lepidium latifolium) documented and treated by Weed Sentry within Black Canyon, Lake Mojave