Results 61 to 70 of about 15,677 (170)

Acute toxicities of Basudine and Gammalin 20 to Aphyosemin gairdneri [PDF]

open access: yes, 2003
Effects of Basudine and Gammalin 20 on the fingerlings of Aphyosemin gairdneri were investigated using static bioassays and continuous aeration over a period of 48 hours.
Agbon, O.A., Ayuba, V.O., Ofojekwu, P.C.
core  

Chewing up the wood-wide web : selective grazing on ectomycorrhizal fungi by collembola [PDF]

open access: yes, 2015
This work was supported by the Natural Environment Research Council (NE/C507510/1). We thank S. Van der Linde, A. Sim, L. Shivraj, and P.
Clarisse Kanters   +7 more
core   +2 more sources

Complete Mitochondrial Genome of Gyrodactylus nigeri (Platyhelminthes: Monogenea)

open access: yesEcology and Evolution, Volume 16, Issue 2, February 2026.
The fish Yunnanilus niger is the host of Gyrodactylus nigeri. The mitochondrial genome of G. nigeri is 14,903 bp in length. Phylogenetic analyses indicated that this species belonged to the genus Gyrodactylus and Gyrodactylidae forms an independent monophyletic clade within Gyrodactylidea.
Yuhan Yang   +6 more
wiley   +1 more source

Evaluation of the pollution pressures posed by groups of chemicals on British riverine invertebrate populations

open access: yesBiological Reviews, Volume 101, Issue 1, Page 106-127, February 2026.
ABSTRACT Globally, rivers receive a diverse range of chemicals, including metals, pesticides, persistent organic pollutants, petrochemicals, human and veterinary pharmaceuticals and personal care products. However, the extent to which these different chemical groups affect riverine invertebrate communities is not well defined.
Imogen P. Poyntz‐Wright   +2 more
wiley   +1 more source

Role of the major antigenic membrane protein in phytoplasma transmission by two insect vector species [PDF]

open access: yes, 2015
Optimization of abdominal microinjection parameters. Description of parameter optimizations for abdominal microinjection experiments.
Andrea Bulgarelli   +6 more
core   +3 more sources

Unravelling echinoid mass mortalities: a global overview of mechanisms, spatio‐temporal trends, and taxonomic insights

open access: yesBiological Reviews, Volume 101, Issue 1, Page 221-236, February 2026.
ABSTRACT Mass mortality events (MMEs) have been occurring since the dawn of time. However, in contrast to terrestrial events, most marine MMEs remain undetected, largely due to the inaccessibility of many marine environments. One of the most notorious and best‐studied marine MMEs in modern times is that of the population collapse of the echinoid ...
Lisa‐Maria Schmidt   +2 more
wiley   +1 more source

Tracking the Phenology of Riverine Insect Communities Using Environmental DNA

open access: yesEnvironmental DNA, Volume 8, Issue 1, January–February 2026.
We assessed if and how environmental DNA can capture the phenology of freshwater insects, iconic and ecologically highly relevant inhabitants of riverine ecosystems. By carrying out monthly eDNA sampling, we could show pronounced cyclic phenological trends in three major insect orders, with the insect communities diverging from spring to summer and ...
Eva Cereghetti   +7 more
wiley   +1 more source

Epididymal sperm characteristics in Brown-throated Sloth (Bradypus variegatus Schinz, 1825)

open access: yesTheriogenology Wild
Three-toed sloths (Bradypus variegatus) are mammals belonging to the superorder Xenarthra and are commonly found in the tropical forests of Latin America.
Gustavo Oliveira Alves Pinto   +7 more
doaj   +1 more source

Chromosome studies of Ichthyocotylurus platycephalus (Creplin, 1825) Odening 1969 with description of triploid variant and comparative karyology of the genus Ichthyocotylurus

open access: yesParasite, 2001
This paper reports the first karyological study of trematode Ichthyocotylurus platycephalus (Creplin, 1825) Odening 1969. Chromosome number and morphology were studied in somatic cells of parthenites from intermediate host - mollusc Valvata piscinalis ...
Stanevičiũté G., Kiseliené V.
doaj   +1 more source

A key to selected rockfishes (Sebastes spp.) based on mitochondrial DNA restriction fragment analysis [PDF]

open access: yes, 2006
Larval and juvenile rockfishes (Sebastes spp.) are difficult to identify using morphological characters. We developed a key based on sizes of restriction endonuclease fragments of the NADH dehydrogenase-3 and -4 (ND3/ND4) and 12S and 16S ribosomal RNA ...
Asahida, Takashi   +5 more
core  

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