13 research outputs found

    Effects of white-tailed deer herbivory on upland plant communities in the Piedmont of South Carolina

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    White-tailed deer (Odocoileus virginianus) is an important game species and the largest native herbivore in South Carolina. Intense deer herbivory can result in browse lines, reduced regeneration of tree species, and the extirpation of plant species. The impact of white-tailed deer has been studied throughout much of its northern range, but there has been little long-term research into the impact of deer on forests communities in the Southeast. This study measures impacts of deer herbivory 13 years after clearcutting upland hardwood stands in the Clemson Experimental Forest by comparing forest and plant communities inside and outside exclosures. An initial study conducted in 2005, 1 year after the clearcut, concluded that deer density had no impact on these communities. To determine the long-term impacts of herbivory, the plots were resurveyed 13 years later. Regeneration of seedling, sapling and overstory oaks was unimpacted by deer herbivory (p=.61, p=.58, p=.45). In fact, the plots outside the exclosures had a higher population of 4in DBH oaks compared to the plots inside enclosures (p=0.09). There was significantly higher plant species richness outside the exclosures compared to inside (p=0.08). Shannon’s diversity index was not statistically different between treatments (p\u3e0.1). Both treatments had a similar number of invasive species (p=0.81). Exclosures had 5,000 more Japanese honeysuckle (Lonicera japonica) per acre compared to outside the exclosure. There was significantly higher vine regeneration inside the exclosures (

    The RESOLVE Survey Atomic Gas Census and Environmental Influences on Galaxy Gas Reservoirs

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    We present the H i mass inventory for the REsolved Spectroscopy Of a Local VolumE (RESOLVE) survey, a volume-limited, multi-wavelength census of >1500 z = 0 galaxies spanning diverse environments and complete in baryonic mass down to dwarfs of ~109 M{M}_{\odot }. This first 21 cm data release provides robust detections or strong upper limits (1.4M H i 1012 M{M}_{\odot }) halos, suggesting that gas stripping and/or starvation may be induced by interactions with larger halos or the surrounding cosmic web. We find that the detailed relationship between G/S and environment varies when we examine different subvolumes of RESOLVE independently, which we suggest may be a signature of assembly bias

    A Key for Aging White-tailed Deer Using Tooth Replacement and Wear Technique

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    Management of white-tailed deer is important to maintain the health of deer herds and to protect their habitats from the effects of overpopulation. Knowing the age of deer is imperative to maintain a balance of deer and their habitat. This paper provides a summary of how to age deer in the field using tooth replacement and wear technique. A key for aging deer using this technique is presented to serve as a quick reference guide in the field

    Effects of white-tailed deer herbivory on upland hardwood plant communities in the Piedmont of South Carolina

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    White-tailed deer (Odocoileus virginianus) is an important game species and the largest native herbivore in South Carolina. Deer populations have rapidly rebounded in the last 50 years resulting in browse lines, reduced regeneration of overstory tree species, and in some circumstances, extirpation of preferred deer browse species. The impact of white-tailed deer has been studied throughout much of its northern range, but there has been little long-term research into the impact of deer on forests and plant communities in the Southeast. This study measures impacts of deer herbivory 13 years after clearcutting six upland hardwood stands in the Clemson Experimental Forest by comparing plant communities inside and outside exclosures. An initial study conducted 1 year after the clearcut concluded that deer herbivory had no impact on the plant communities. To determine the long-term impacts of herbivory, the plots were surveyed 13 years later. The survey determined that there was significantly greater plant species richness outside the exclosures compared to inside (pp\u3e0.1). Both treatments had a similar number of invasive species (p\u3e0.1). There was significantly higher vine regeneration inside the exclosures (pLonicera japonica) was reduced outside of the exclosures (p 10cm DBH compared to the plots inside exclosures (
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