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Articles 7381 - 7410 of 10759

Full-Text Articles in Botany

Growth And Magnesium Uptake Of Tall Fescue Lines At High And Low Potassium Levels, J. H. Edwards, Jeffrey F. Pedersen Jan 1986

Growth And Magnesium Uptake Of Tall Fescue Lines At High And Low Potassium Levels, J. H. Edwards, Jeffrey F. Pedersen

Department of Agronomy and Horticulture: Faculty Publications

Five tall fescue (Festuca arundinacea Schreb.) clonal lines with diverse root and xylem diameters were grown in nutrient solutions with magnesium (Mg) concentrations of 42, 125 and 250 µm and potassium K concentrations of 133 and 333 µm. Leaf Mg concentrations increased with increasing Mg rates at both low and high K concentrations. The tall fescue line with the largest root and xylem diameters had low leaf Mg concentrations, indicating a possible increased Mg tetany potential when consumed by cattle. The response of the K/(Mg+Ca) ratio in the plant, an indicator of tetany potential, to varying solution Mg at low …


Evolution And Reproductive Biology Of Inflorescences In Lithocarpus, Castanopsis, Castanea, And Quercus (Fagaceae), Robert B. Kaul Jan 1986

Evolution And Reproductive Biology Of Inflorescences In Lithocarpus, Castanopsis, Castanea, And Quercus (Fagaceae), Robert B. Kaul

School of Biological Sciences: Faculty Publications

Of Lithocarpus, Castanopsis, Castanea, and Quercus, only Lithocarpus frequently bears branched spikes suggestive of the primitive condition in the Fagaceae; the other genera sometimes have them in some individuals. Simple and branched spikes can occur on the same tree. Evolution of the simple spike is interpreted as the loss of branching capacity in the branched spikes. The Fagaceae show various transitional stages from perfect, entomophilous to imperfect, anemophilous flowers and from mixed-sex to unisexual spikes. Complete separation of staminate from pistillate function into separate spikes and catkins occurs only in Quercus, which is also the only …


Nebraska Plant Distribution, David M. Sutherland, Robert B. Kaul Jan 1986

Nebraska Plant Distribution, David M. Sutherland, Robert B. Kaul

Transactions of the Nebraska Academy of Sciences and Affiliated Societies

Distribution notes based on recent collections and herbarium work are provided for 46 Nebraska plant taxa, including 43 flowering plants, two ferns, and one liverwort. The list includes several plants that are new to the State and provides range extensions within the State for many others. Several previously published distribution records believed to be erroneous are also discussed.


The Prairie Naturalist Volume 17, No. 4. December 1985 Dec 1985

The Prairie Naturalist Volume 17, No. 4. December 1985

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

MOVEMENTS AND HABITAT USE OF MALE RUFFED GROUSE IN THE TURTLE MOUNTAINS, NORTH DAKOTA ▪ E. L. Bakke and J. W. Schulz

THE BIRDS OF KONZA PRAIRIE RESEARCH NATURAL AREA, KANSAS ▪ J. L. Zimmerman

VASCULAR FLORA OF RANSOM, RICHLAND, AND SARGENT COUNTIES, NORTH DAKOTA ▪ G. J. Seder and W. T. Barker

NORTH DAKOTA FLEAS. IX. SIPHONAPTERANS OF MAMMALS IN SOUTHWESTERN NORTH DAKOTA ▪ O. R. Larson, M. G. McKenna, and N. R. Fellows

NOTES

Breakup and Sibling Dispersal of Two …


Eryngium Prostratum In Central Virginia, W. John Hayden Dec 1985

Eryngium Prostratum In Central Virginia, W. John Hayden

Biology Faculty Publications

While visiting Pocahontas State Park in Chesterfield County, Virginia during the fall of 1984, an unfamiliar blue-flowered plant was observed growing near the upper reaches of Swift Creek Lake. This proved to be Eryngium prostratum Nuttall ex DC., a species common near bodies of water in the southeast U.S. While several standard floras include Virginia in the distribution of this plant (Fernald 1950, Gleason 1952, Gleason & Cronquist 1963, Radford et al 1968, Godfrey & Wooten 1981), the only counties for which it is recorded in Harvill et al (1981) are along the extreme southern border of the state, i.e., …


Ua37/13 Plants Used By The Prehistoric Indians Of Kentucky, Chuck Crume Nov 1985

Ua37/13 Plants Used By The Prehistoric Indians Of Kentucky, Chuck Crume

Faculty/Staff Personal Papers

No one knows exactly when the Indians first entered the area we now call Kentucky, but there is an approximation. Archeologists have found evidence of Clovis camps and living sites in the state (9,000 to 12,000 B.P.), This would have been during the Paleo Stage, toward the end of the last ice age. The climate of the area would have been much cooler then. The selection of plants and animals would also have been different than those found in modern times.

Paleo Indians used plants for food, utility and medical uses. It seems that plant use during this period is …


Anagallis Arvensis L., John E. Ebinger Oct 1985

Anagallis Arvensis L., John E. Ebinger

Specimens by Name

No abstract provided.


Ampelopsis Cordata Michx., John E. Ebinger Oct 1985

Ampelopsis Cordata Michx., John E. Ebinger

Specimens by Name

No abstract provided.


The Prairie Naturalist Volume 17, No. 3. September 1985 Sep 1985

The Prairie Naturalist Volume 17, No. 3. September 1985

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

EFFECTS OF FIRE ON NUTRIENT AND ENERGY CONCENTRATION OF FIVE PRAIRIE GRASS SPECIES ▪ K. M. Ohr and T. B. Bragg

FOOD HABITS OF JUVENILE GIZZARD SHAD IN OPEN-WATER AND NEAR-SHORE HABITATS OF MELVERN RESERVOIR, KANSAS ▪ B. L. Todd and D. W. Willis

CHANGES IN BREEDING BLACKBIRD NUMBERS IN NORTH DAKOTA FROM 1967 TO 1981–82 ▪ J. F. Besser

RARE ANIMALS AND PLANTS OF SOUTH DAKOTA ▪ W. C. Houtcooper, D. J. Ode, J. A. Pearson, and G. M. Vandel III …


Myrica Cerifera L., John E. Ebinger Aug 1985

Myrica Cerifera L., John E. Ebinger

Specimens by Name

No abstract provided.


Callicarpa Americana Lour., John E. Ebinger Aug 1985

Callicarpa Americana Lour., John E. Ebinger

Specimens by Name

No abstract provided.


Ampelopsis Arborea (L.) Koehne, John E. Ebinger Aug 1985

Ampelopsis Arborea (L.) Koehne, John E. Ebinger

Specimens by Name

No abstract provided.


Polypremum Procumbens L., John E. Ebinger Aug 1985

Polypremum Procumbens L., John E. Ebinger

Specimens by Name

No abstract provided.


Polypremum Procumbens L., John E. Ebinger Aug 1985

Polypremum Procumbens L., John E. Ebinger

Specimens by Name

No abstract provided.


Verbena Brasiliensis Vell., John E. Ebinger Aug 1985

Verbena Brasiliensis Vell., John E. Ebinger

Specimens by Name

No abstract provided.


Ampelopsis Arborea (L.) Koehne, John E. Ebinger Aug 1985

Ampelopsis Arborea (L.) Koehne, John E. Ebinger

Specimens by Name

No abstract provided.


Phyla Nodiflora (L.) Greene, John E. Ebinger Aug 1985

Phyla Nodiflora (L.) Greene, John E. Ebinger

Specimens by Name

No abstract provided.


High Rates Of Photosynthesis In The Desert Shrub Chrysothamnus Nauseosus Ssp. Albicaulis, Tim D. Davis, N. Sankhla, W. R. Andersen, D. J. Weber, B. N. Smith Jul 1985

High Rates Of Photosynthesis In The Desert Shrub Chrysothamnus Nauseosus Ssp. Albicaulis, Tim D. Davis, N. Sankhla, W. R. Andersen, D. J. Weber, B. N. Smith

Great Basin Naturalist

Basic aspects of photosynthesis were investigated in white rubber rabbitbrush (Chrysothamnus nauseosus (Pallas) Britt. ssp. albicaulis), a common C3 deciduous shrub native to arid regions of the western U.S. Under favorable field conditions, net photosynthesis (Pn) ranged from 36 to 73 mg CO2 · dm −2 · hr−1, which is relatively high for a woody species. The leaves from the actively growing flowering shoots exhibited higher Pn than those on the vegetative shoots. Pn also varied according to the age of the leaves and the location of the plants. P …


Viola Arvensis Murray, John E. Ebinger Jun 1985

Viola Arvensis Murray, John E. Ebinger

Specimens by Name

No abstract provided.


The Prairie Naturalist Volume 17, No. 2. June 1985 Jun 1985

The Prairie Naturalist Volume 17, No. 2. June 1985

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

A CHECKLIST OF TEXAS ANTS ▪ G. C. Wheeler and J. Wheeler

HABITAT SELECTION BY SMALL MAMMALS OF THE TALL-GRASS PRAIRIE: EXPERIMENTAL PATCH CHOICE ▪ S. K. Peterson, G. A. Kaufman, and D. W. Kaufman

CORN CONSUMPTION BY WINTERING MALLARDS DURING MORNING FIELD-FLIGHTS ▪ R. J. Whyte and E. G. Bolen

CHRISTMAS BIRD COUNTS FOR NORTH DAKOTA - 1984 ▪ R. N. Randall

MOUNTAIN PLOVER FOOD ITEMS ON AND ADJACENT TO A PRAIRIE DOG TOWN ▪ S. L. Olson

ECOLOGICAL DISTURBANCE IN …


Viola Blanda Willd., John E. Ebinger May 1985

Viola Blanda Willd., John E. Ebinger

Specimens by Name

No abstract provided.


Viola Canadensis L., John E. Ebinger May 1985

Viola Canadensis L., John E. Ebinger

Specimens by Name

No abstract provided.


Fraxinus Pennsylvanica Marsh., John E. E. Ebinger May 1985

Fraxinus Pennsylvanica Marsh., John E. E. Ebinger

Specimens by Name

No abstract provided.


Aplectrum Hyemale (Muhl. Ex Willd.) Torr., John E. Ebinger May 1985

Aplectrum Hyemale (Muhl. Ex Willd.) Torr., John E. Ebinger

Specimens by Name

No abstract provided.


Fraxinus Pennsylvanica Marsh., Loy R. Phillippe Apr 1985

Fraxinus Pennsylvanica Marsh., Loy R. Phillippe

Specimens by Name

No abstract provided.


F. R. Fosberg's Review Of Gilbert Cuzent's Archipel De Tahiti: Recherches Sur Les Principales Productions Végétales, F. R. Fosberg Apr 1985

F. R. Fosberg's Review Of Gilbert Cuzent's Archipel De Tahiti: Recherches Sur Les Principales Productions Végétales, F. R. Fosberg

Pacific Studies

No abstract provided.


Terence E. Hays' Review Of Paul Sillitoe's Roots Of The Earth: Crops In The Highlands Of Papua New Guinea, Terence E. Hays Apr 1985

Terence E. Hays' Review Of Paul Sillitoe's Roots Of The Earth: Crops In The Highlands Of Papua New Guinea, Terence E. Hays

Pacific Studies

No abstract provided.


The Prairie Naturalist Volume 17, No. 1. March 1985 Mar 1985

The Prairie Naturalist Volume 17, No. 1. March 1985

The Prairie Naturalist

Paul B. Kannowski, Editor

Nikki R. Seabloom, Assistant Editor

Douglas H. Johnson, Book Review Editor

TABLE OF CONTENTS

COMMUNITY ANALYSIS OF THE FOREST VEGETATION IN THE LOWER PLATTE RIVER VALLEY, EASTERN NEBRASKA ▪ S. J. Rothenberger

RECOLONIZATION OF A BURNED PRAIRIE BY MEADOW VOLES (Microtus pennsylvanicus) ▪ P. L. Vacanti and K. N. Geluso

AMERICAN COOT HABITAT IN NORTH DAKOTA ▪ H. A. Kantrud

OBSERVATIONS ON PRAIRIE DOG DISPERSAL IN MONTANA ▪ C. J. Knowles

WINTER FOOD HABITS OF THE SWIFT FOX ON THE CENTRAL HIGH PLAINS ▪ D. M. Zumbaugh and J. R. Choate

BOOK REVIEW

Ground …


Spatial Patterns Of Plant Communities And Differential Weathering In Navajo National Monument, Arizona, Jack D. Brotherson, William E. Evenson, Samuel R. Rushforth, John Fairchild, Jeffrey R. Johansen Jan 1985

Spatial Patterns Of Plant Communities And Differential Weathering In Navajo National Monument, Arizona, Jack D. Brotherson, William E. Evenson, Samuel R. Rushforth, John Fairchild, Jeffrey R. Johansen

Great Basin Naturalist

Vegetation patterns in Navajo National Monument, Arizona, were studied over a five-year period from 1977 to 1981. Twelve distinct plant community types occur within the boundaries of the park. These communities are characterized and the dominant plant species of each are recorded. The relationships of parent material, soils, and moisture to plant communities are also discussed. It appears that discrete communities occupy soils of different characteristics, particularly with respect to amount of weathering of parent material.


Nomenclature Note, Sherwin Carlquist Jan 1985

Nomenclature Note, Sherwin Carlquist

Aliso: A Journal of Systematic and Floristic Botany

No abstract provided.