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- Populus tremuloides (6)
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Articles 1 - 15 of 15
Full-Text Articles in Life Sciences
Aspen Decline In The Inland Northwest: A Review Of Some Relevant Literature, M. Brown
Aspen Decline In The Inland Northwest: A Review Of Some Relevant Literature, M. Brown
Aspen Bibliography
This paper reviews recent scientific literature about the biology and management of quaking aspen (Populus tremuloides Michx.) and relates it to the current decline of aspen in Oregon and Washington.
Characterization Of Aspen Isoprene Synthase, An Enzyme Responsible For Leaf Isoprene Emission To The Atmosphere, Gary M. Silver, Ray Fall
Characterization Of Aspen Isoprene Synthase, An Enzyme Responsible For Leaf Isoprene Emission To The Atmosphere, Gary M. Silver, Ray Fall
Aspen Bibliography
Isoprene (2-methyl-1,3-butadiene) is a volatile hydrocarbon emitted from many plant species to the atmosphere, where it plays an important role in atmospheric chemistry. An enzyme extracted from aspen (Populus tremuloides) leaves was previously found to catalyze the Mg2+-dependent elimination of pyrophosphate from dimethylallyl diphosphate (DMAPP) to form isoprene (Silver, G. M., and Fall, R.(1991) Plant Physiol. 97, 1588-1591). This enzyme, isoprene synthase, has now been purified 4000-fold to near homogeneity. The enzyme had a native molecular mass of 98-137 kDa and isoelectric point of 4.7 and contained 58- and 62-kDa subunits, implying that it is a heterodimer. …
Plant Community Changes Over 54 Years Within The Great Basin Experimental Range, Manti-La Sal National Forest, Scott C. Walker, David K. Mann, E. Durant Mcarthur
Plant Community Changes Over 54 Years Within The Great Basin Experimental Range, Manti-La Sal National Forest, Scott C. Walker, David K. Mann, E. Durant Mcarthur
Aspen Bibliography
Plant community changes and natural succession over time impact forage values, watershed quality, wildlife habitat, and ecosystem dynamics. Comparisons were made between a vegetation map of community types completed in 1937 by the U.S. Forest Service, and vegetation maps compiled in 1990 of the same areas by satellite imagery, and through 1991 areal photo interpretation combined with ground truthing. The study area includes nearly all of the drainage in Ephraim Canyon located in central Utah which consists of 6,027 acres (2,439 ha). Elevation ranges from 6,600 to 10,400 feet (2,040 to 3,210 m). Vegetation types ranged from pinyon-juniper woodland through …
Use Of Sulfometuron In Hybrid Popular Energy Plantations, Daniel A. Netzer
Use Of Sulfometuron In Hybrid Popular Energy Plantations, Daniel A. Netzer
Aspen Bibliography
No abstract provided.
Southern Idaho's Forest Land Outside National Forests, 1991, David C. Chojnacky
Southern Idaho's Forest Land Outside National Forests, 1991, David C. Chojnacky
Aspen Bibliography
No abstract provided.
Biomass Of Food Available To Beavers On Five Minnesota Shrubs, Richard R. Buech, David J. Rugg
Biomass Of Food Available To Beavers On Five Minnesota Shrubs, Richard R. Buech, David J. Rugg
Aspen Bibliography
No abstract provided.
Pulpwood Production In The Lake States, 1993, Ronald J. Piva
Pulpwood Production In The Lake States, 1993, Ronald J. Piva
Aspen Bibliography
Pulpwood production in the Lake States increased from 8.8 million cords in 1992 to 9.4 million cords in 1993. Michigan, Minnesota, and Wisconsin pulpwood production is shown by county and species group.
Carbon Allocation And Partitioning In Aspen Clones Varying In Sensitivity To Tropospheric Ozone, M.D. Coleman, R.E. Dickson, J.G. Isebrands, D.F. Karnosky
Carbon Allocation And Partitioning In Aspen Clones Varying In Sensitivity To Tropospheric Ozone, M.D. Coleman, R.E. Dickson, J.G. Isebrands, D.F. Karnosky
Aspen Bibliography
No abstract provided.
Structure Of Woody Riparian Vegetation In Great Basin National Park, S.D. Smith, K.J. Murray, F.H. Landau, A.M. Sala
Structure Of Woody Riparian Vegetation In Great Basin National Park, S.D. Smith, K.J. Murray, F.H. Landau, A.M. Sala
Aspen Bibliography
No abstract provided.
Quaking Aspen Productivity Recovers After Repeated Prescribed Fire, Donald A. Perala
Quaking Aspen Productivity Recovers After Repeated Prescribed Fire, Donald A. Perala
Aspen Bibliography
No abstract provided.
Cankers On Western Quaking Aspen, David W. Johnson, Jerome S. Beatty, Thomas E. Hinds
Cankers On Western Quaking Aspen, David W. Johnson, Jerome S. Beatty, Thomas E. Hinds
Aspen Bibliography
No abstract provided.
Parent Stand Age And Harvesting Treatment Effects On Juvenile Aspen Biomass Productivity, H. Grewal
Parent Stand Age And Harvesting Treatment Effects On Juvenile Aspen Biomass Productivity, H. Grewal
Aspen Bibliography
No abstract provided.
Development Of A Wood Hardness Tester For Detecting Decay In Aspen, J.M. Ewart
Development Of A Wood Hardness Tester For Detecting Decay In Aspen, J.M. Ewart
Aspen Bibliography
No abstract provided.
Improving Aspen Kraft Pulp By A Novel, Low Technology Fungal Pretreatment, Y.R. Chen, E.L. Schmidt
Improving Aspen Kraft Pulp By A Novel, Low Technology Fungal Pretreatment, Y.R. Chen, E.L. Schmidt
Aspen Bibliography
This study investigated the biopulping agent Phanerochaete chrysosporium with a new process that required neither wood sterilization nor pure culture incubation conditions. Aspen (Populus tremuloides Michaux) chip bales with three treatments were studied. Each bale was kraft cooked after 8.5 weeks of pretreatment. The effects of fungal inoculation and foil-wrapping on pulp and paper strength properties were evaluated. Fungal pretreatment caused significantly faster response to beating as lower freeness was noted. Foil-wrapping retarded the loss of moisture within the bale, and as a result, prolonged fungal activities, resulting in substantial increases in burst strength. Tear was slightly increased, but there …
Leafy Blooms In Aspen, G. Coupland, D. Weigel, O. Nilsson, M.A. Mandel, M.F. Yanofsky
Leafy Blooms In Aspen, G. Coupland, D. Weigel, O. Nilsson, M.A. Mandel, M.F. Yanofsky
Aspen Bibliography
No abstract provided.