Results 11 to 20 of about 100,441 (269)

Acute toxicity of synyhetic resin effluent to African Catfish, Clarias gariepinus [BURCHELL, 1822]. [PDF]

open access: yes, 2012
Aquatic pollution as a field has gained a lot of attention over the decades majorly because of the vital role the aquatic environment plays in the human lifecycle.
Dahunsi, S. O., Oranusi, S. U.
core   +1 more source

Susceptibility to Spirodiclofen in field populations of Tetranychus urticae (Acari: Tetranychidae) from strawberry plantations in Lima region, Peru

open access: yesPeruvian Journal of Agronomy, 2020
The use of inhibitors of lipids synthesis is among the available strategies for the control of Tetranychus urticae (Acari: Tetranychidae) in strawberry plantations. The study aimed to monitor the susceptibility to Spirodiclofen in field populations of T.
Juan Flores-Bernedo   +1 more
doaj   +1 more source

Phylogenetic signal in amphibian sensitivity to copper sulfate relative to experimental temperature [PDF]

open access: yes, 2015
The release of large quantities of chemicals into the environment represents a major source of environmental disturbance. In recent years, the focus of ecotoxicology has shifted from describing the effects of chemical contaminants on individual species ...
Capellini, Isabella   +5 more
core   +1 more source

Histopathological effects of cypermethrin and Bacillus thuringiensis var. israelensis on midgut of Chironomus calligraphus larvae (Diptera: Chironomidae) [PDF]

open access: yes, 2018
Pesticides are extensively used for the control of agricultural pests and disease vectors, but they also affect non-target organisms. Cypermethrin (CYP) is a synthetic pyrethroid used worldwide. Otherwise, bioinsecticides like Bacillus thuringiensis var.
Arrighetti, Florencia   +2 more
core   +1 more source

Pre-probiotic effects of different bacterial species in aquaculture: behavioral, hematological and oxidative stress responses

open access: yesOceanological and Hydrobiological Studies, 2022
There is very limited aquaculture research on candidate probiotics and their effects on fish physiology. In this study, acute applications of four different molecularly identified bacterial species – Brevibacillus brevis FD-1 (A), Pseudomonas fluorescens
Alak Gonca   +4 more
doaj   +1 more source

Status and Management of Pyrethroid Resistance in the Predatory Mite, \u3ci\u3eAmblyseius Fallacis\u3c/i\u3e (Acarina: Phytoseiidae) [PDF]

open access: yes, 2017
Low levels of (5-15 fold) resistance to synthetic pyrethroid (SP) insecticides occur in unexposed apple orchard populations of the predatory mite, Amblyseius fallacis Garman.
Croft, B. A
core   +2 more sources

Acute-lethal Toxicity (LC50) Effect of Terminalia catappa Linn. Leaves Extract on Oreochromis niloticus (red Nile tilapia) Juveniles Under Static Toxicity Exposure

open access: yesOriental Journal of Chemistry, 2019
Presnt study was conducted to assess the toxic effect of Terminalia catappa leaf extract on the red Nile tilapia (Oreochromis niloticus) juveniles under static toxicity exposure (96 h exposure).
K. Yunus   +2 more
semanticscholar   +1 more source

Efficacy of Decontaminating Agents for Raw Vegetable Consumption and Sensory Screening

open access: yesJournal of Pure and Applied Microbiology, 2017
Sanitization of vegetables consumed raw has tremendous importance due to health risks associated with food-borne pathogens. This study elaborated the effectiveness of varied concentrations of disinfectants used for washing fresh carrot vegetable against ...
Bhavish Sood   +4 more
doaj   +1 more source

LC50 of 2-Bromopropane.

open access: yesINDUSTRIAL HEALTH, 1996
LC50 of 2-bromopropane was reexamined by using the OECD guideline in ICR mouse. The mice, 3 males and 3 females, were exposed to 2-bromopropane at five different concentrations for 4 h in inhalation chambers. The exposed animals were observed for 14 days. The animals which had survived and died were counted for the LC50 determination.
H Y, Kim   +4 more
openaire   +3 more sources

Acute toxicity of arsenic and oxidative stress responses in the embryonic development of the common South American toad Rhinella arenarum [PDF]

open access: yes, 2015
Arsenic (As), a natural element of ecological relevance, is found in natural water sources throughout Argentina in concentrations between 0.01mg/L and 15mg/L. The autochthonous toad Rhinella arenarum was selected to study the acute toxicity of As and the
Adams   +37 more
core   +1 more source

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