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Full-Text Articles in Life Sciences

Composition Of Dung Beetle Communities In A Tropical Montane Forest Alters The Rate Of Dung Removal More Than Species Diversity Alone, Elizabeth A. Engle Jan 2020

Composition Of Dung Beetle Communities In A Tropical Montane Forest Alters The Rate Of Dung Removal More Than Species Diversity Alone, Elizabeth A. Engle

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Dung beetles provide key ecological functions by degrading and recycling dung. I used experimentally-assembled communities to examine the role of species richness, community biomass, species diversity, species identity, and community composition in dung removal, using Ateuchus chrysopyge, Copris nubilosis, Onothophagus cyanellus, and Dichotomius satanas. I hypothesized: (1) that as species richness, biomass, and diversity increases within a community, dung removal increases; and (2) species are not functionally equivalent, so community composition should influence dung removal rates. As species richness, biomass, and diversity of experimentally-assembled communities increased, the proportion of dung removed also increased. Also, the four species in this study …


Plants And Their Uses; How Communities Of Tolipir, Pakistan Get Benefit, Abu Ul Hassan Faiz, Mehboob Ul Hassan, Fida Muhammad Khan, Lariab Zahra Faiz, Hina Farooq Jul 2018

Plants And Their Uses; How Communities Of Tolipir, Pakistan Get Benefit, Abu Ul Hassan Faiz, Mehboob Ul Hassan, Fida Muhammad Khan, Lariab Zahra Faiz, Hina Farooq

Journal of Bioresource Management

The present study documented ethnobotanical uses of 156 plant species belonged to 93 genera and 51 families listed from five villages of Tolipir landscape (Ali Sojhal, Kanchi Kot, Khori Chana, Kahoo Kot and Noor Kot villages). Study revealed that most of the species were used medicinally, leaves found to be the most frequently used part, for preparation of indigenous recipes and fodder purpose. The current study empirically contributes a huge chunk of ethnobotanical knowledge and depicts its strong connection with indigenous traditions. It is an urgent need to document indigenous uses of plants for future domestication.


Demography And Dendrochronology Of A Disjunct Population Of Eastern Hemlock In Southwestern Ohio, Marie Johnson Jan 2018

Demography And Dendrochronology Of A Disjunct Population Of Eastern Hemlock In Southwestern Ohio, Marie Johnson

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Edge and isolated plant populations provide information about the resilience and the most basic resource needs of a species. Plant demography examines changes in population size and structure over time. An isolated, disjunct eastern hemlock population in Clifton Gorge State Nature Preserve, Yellow Springs, Ohio consists of two distinct subpopulations each with different environmental characteristics, reproductive capacities, and health ratings. Both subpopulations at Clifton Gorge were found to exhibit significant decreases in average annual ring width through time. Linear regression modeling determined that average annual growing season precipitation and temperature were the strongest predictors of these growth trends. A comparative …


Insights Into The Ecology, Genetics And Distribution Of Lucanus Elaphus Fabricius (Coleoptera: Lucanidae), North America's Giant Stag Beetle, Michael D. Ulyshen, Louis G. Zachos, John O. Stireman Iii, Thomas N. Sheehan, Ryan C. Garrick Jan 2017

Insights Into The Ecology, Genetics And Distribution Of Lucanus Elaphus Fabricius (Coleoptera: Lucanidae), North America's Giant Stag Beetle, Michael D. Ulyshen, Louis G. Zachos, John O. Stireman Iii, Thomas N. Sheehan, Ryan C. Garrick

Biological Sciences Faculty Publications

1. Little is known about the biology or conservation status of Lucanus elaphus Fabricius in North America despite well-documented declines of a related species, Lucanus cervus (L.), in Europe. This study provides information critical to developing conservation plans for L. elaphus including the species’ larval substrate requirements, genetic data and range-wide estimates of habitat suitability. 2. In Mississippi floodplain forests, larval L. elaphus were recovered from a wide range of log sizes and rot types and were either found tunnelling within the wood or feeding beneath logs at the soil–wood interface. The species appears to require 1–2 years to complete …


Likely Successors Of Ash Species In Response To The Emerald Ash Borer In Ohio Forests, Brian Michael Good Jan 2013

Likely Successors Of Ash Species In Response To The Emerald Ash Borer In Ohio Forests, Brian Michael Good

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Invasive species have the capability to alter landscapes and change the composition of a forest in a very short time. The recent invasive pest, Agrilus planipennis, emerald ash borer, was unintentionally introduced to the United States via ship route to Michigan. The pest attacks and kills all five native ash species in Ohio. This study focused on an area in west central Ohio not yet affected by the borer. Ash centered plots were used to record all species and sizes (diameter at breast height) within a 5m radius of a central ash tree. Plots ranged in topography and all five …