Results 181 to 190 of about 248,542 (278)

Reconnaissance study of watershed and cave sediment sources discharging from a karst spring, Iowa

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 3, September 2026.
Abstract Springs discharging from karst landscapes provide sustainable flows to natural ecosystems and support productive fish hatcheries but sediment discharging from springs threatens the long‐term sustainability of hatcheries. In this study, we conducted a reconnaissance study to evaluate watershed and cave sediment sources discharging to Siewers ...
Keith E. Schilling   +4 more
wiley   +1 more source

Impact of increased population size and three reference genomes on the development of linkage maps in alfalfa

open access: yesCrop Science, Volume 66, Issue 5, September/October 2026.
Abstract Alfalfa (Medicago sativa L.) is an important perennial forage crop and a highly heterozygous autotetraploid species (2n = 4x = 32), making high‐density linkage mapping challenging. This study evaluated the effects of reference genome choice and population size on the development of genetic linkage maps using genotyping‐by‐sequencing‐derived ...
Harpreet Kaur   +3 more
wiley   +1 more source

Genetic Structure and Signs of Local Adaptation in Icelandic Brown Trout Populations

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
We present here an assessment of the genetic structure of Icelandic brown trout across 40 locations, revealing 16 distinct genetic clusters shaped by postglacial isolation and local adaptation. Our research highlights that landlocked headwater populations exhibit significantly reduced genetic diversity compared to anadromous groups and identifies ...
Marcos Lagunas   +4 more
wiley   +1 more source

Long‐Term Temporal Change of Small Mammal Composition and Abundance in the Food Intake of the Western Barn Owl (Tyto alba), Comparing Two Different Lowland Mesoregions

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
The object of this study is to evaluate and compare the changes of the small mammal assemblages between two lowland mesoregions in Hungary based on Western Barn Owl pellet analysis. Prey composition, diversity, and community dynamics differed markedly between the two lowland regions, indicating that local landscape characteristics and weather ...
Győző F. Horváth   +3 more
wiley   +1 more source

Mechanisms of Roadway Instability and Coupled Control Technology for Working Face Passing Through Fault Zones

open access: yesEnergy Science &Engineering, Volume 14, Issue 9, Page 4470-4485, September 2026.
This study mainly explores the instability characteristics of roadways near faults in the working face. Taking the 51104 transportation roadway of the 51104 working face in Shengxin Coal Mine as the main research object, through theoretical analysis, borehole inspection, numerical simulation and on‐site mine pressure observation, the instability ...
Shuaifeng Yin   +4 more
wiley   +1 more source

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