Search Results - "Barden, L S"

Current attitudes regarding use of antimicrobial agents: results from physician's and parents' focus group discussions by Barden, L S, Dowell, S F, Schwartz, B, Lackey, C

“…Antibiotics are widely prescribed for children with nonspecific upper respiratory tract infections, contributing to the recent emergence of resistant…”
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Repeatability in forest gap research: studies in the Great Smoky Mountains by Barden, Lawerence S.

“…An ecologist compares the methods developed by himself and a colleague regarding gap dynamics in old-growth forests of the southern Appalachians in Great Smoky…”
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Drought and survival in a self-perpetuating Pinus pungens population: equilibrium or nonequilibrium? by Barden, L.S

“…A 10-year follow-up study of recruitment and survival of table mountain pine (Pinus pungens) growing in shallow soil on a granite dome in western North…”
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A Common Species at the Edge of Its Range: Conservation of Bear Oak (Quercus ilicifolia) and Its Low Elevation Rocky Summit Community in North Carolina (USA) by Barden, Lawrence S.

“…Bear oak (Quercus ilicifolia Wang), an abundant shrub species in the mid-Atlantic states, reaches its southern limit in North Carolina (USA), where it occurs…”
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Population Maintenance of Pinus pungens Lam. (Table Mountain Pine) After a Century Without Fire by Barden, Lawrence S.

“…A Table Mountain pine (Pinus pungens Lam.) population on an extremely xeric site in western North Carolina recruited new individuals during each of the 12…”
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The Linear Relation between Stand Yield and Integrated Light in a Shade-Adapted Annual Grass by Barden, Lawrence S.

“…Many ecology textbooks state that the photosynthetic response of plants to varying light is represented by the response of single leaves, which is a downward…”
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Historic Prairies in the Piedmont of North and South Carolina, USA by Barden, Lawrence S.

“…From 1540 to 1750, European explorers and traders in the Piedmont region of North and South Carolina reported many prairie-like openings ranging in size up to…”
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A comparison of growth efficiency of plants on the east and west sides of a forest canopy gap by Barden, Lawrence S.

“…The theoretical distribution of light in a circular forest canopy gap is symmetrically equal on the east and west sides of the gap. However, small plants on…”
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André Michaux's Sumac—Rhus michauxii Sargent: Why Did Sargent Rename It and Where Did Michaux Find It? by Barden, Lawrence S, Matthews, James F

“…In 1794 André Michaux discovered dwarf sumac Rhus michauxii in Mecklenburg County, North Carolina, and in 1803 published a species description under the name…”
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Corrections of the chromosome number, distribution and misidentifications of the Federally endangered sunflower, Helianthus schweinitzii T&G by Matthews, J.F, Barden, L.S, Matthews, C.R

“…Helianthus schweintizii was designated as a Federally endangered species in 1991. Since that time, an intensive research effort has been carried out on the…”
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Size, age, and growth rate of trees in canopy gaps of a cove hardwood forest in the southern Appalachians [Tennessee] by Barden, L.S

“…Fallen canopy trees average 60 cm (Magnolia fraseri) to 105 cm (Liriodendron tulipifera) dbh, and the canopy gaps created by their fall averaged 105 m2in area…”
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Invasion of Microstegium vimineum (Poaceae), an exotic, annual, shade-tolerant, C4 grass, into a North Carolina floodplain by Barden, L.S

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Drought and survival in a self-perpetuating Pinus pungens population: equilibrium or nonequilibrum? by BARDEN, L. S

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Invasion of Microstegium vimineum (Poaceae), an exotic, annual, shade-tolerant, C sub(4) grass, into a North Carolina floodplain by Barden, L S

“…Microstegium vimineum , an Asian annual C sub(4) grass that is very shade-tolerant, has invaded floodplains, streambanks and adjacent mesic slopes in the North…”
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André Michaux’s Sumac—Rhus michauxii Sargent: Why Did Sargent Rename It and Where Did Michaux Find It? by Barden, Lawrence S., Matthews, James F.

“…In 1794 André Michaux discovered dwarf sumac Rhus michauxii in Mecklenburg County, North Carolina, and in 1803 published a species description under the name…”
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Invasion of Microstegium vimineum (Poaceae), An Exotic, Annual, Shade-Tolerant, C 4 Grass, into a North Carolina Floodplain by Barden, Lawrence S.

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Training Laboratory Personnel To Identify the Agents of Bioterrorism by Barden, Louise S., Delany, Judy R., Glenn, Steven, Perry, Sam R., Lipman, Harvey, Escott, Shoolah H., Luck, Diane

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Tree Replacement in Small Canopy Gaps of a Tsuga canadensis Forest in the Southern Appalachians, Tennessee by Barden, Lawrence S.

“…Tree species replacement was studied in 95 canopy gaps created by the fall of single trees in an undisturbed, old-growth forest in Great Smoky Mountains…”
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Forest development in canopy gaps of a diverse hardwood forest of the southern Appalachian Mountains [crown sizes, species replacement, Tsuga canadensis, Acer saccharum, Halesia carolina, Fagus grandifolia, Tilia heterophylla, Aesculus octandra, Acer rubrum, Betula allegheniensis, B. lenta, Magnolia fraseri, M. acuminata, Quercus rubra, Fraxinus americana, Liriodendron tulipifera, Prunus serotina] by Barden, L.S. (North Carolina Univ., Charlotte (USA). Dept. of Biology)

“…In a mature hardwood forest of 15 canopy species in Great Smoky Mountains National Park, Tennessee, tree replacement in 118 single-tree gaps and 42…”
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Tree replacement in a cove hardwood forest of the southern Appalachians [North Carolina, USA, Tsuga canadensis, Acer saccharum, Halesia carolina, Fagus grandifolia, Tilia heterophylla, Aesculus octandra, Betula allegheniensis, Betula lenta, Magnolia fraseri, Quercus rubra, Liriodendron tulipifera, Prunus serotina] by Barden, L.S. (North Carolina Univ., Charlotte (USA). Dept. of Biology)

“…To determine whether non-random tree replacement occurs in a diverse southern Appalachian cove hardwood forest, the species of each fallen canopy tree and its…”
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