Results 31 to 40 of about 8,421 (235)

Zooplankton diversity in three water bodies of Satara District (M.S.) India

open access: yesEnvironment Conservation Journal, 2012
The present study deals with the diversity of zooplankton and physico-chemical parameters of fresh water bodies from the Satara district. The present work is carried out for 2 years from June 2006 to May 2008.
S.M. Pawar, S.R. Sonawane
doaj   +1 more source

The significance of phosphorus in algae growth and the subsequent ecological response of consumers

open access: yesJournal of Freshwater Ecology, 2022
Human activities have substantially disrupted phosphorus (P) cycles in the ecosystem, affecting producers and consumers along the food chain. To assess the ecological effects of imbalanced P on producers as well as consumer reactions to changes in food ...
Meng Li   +6 more
doaj   +1 more source

Bdelloid rotifers revisited [PDF]

open access: yesProceedings of the National Academy of Sciences, 2004
Sexual reproduction is one of the most striking features of the biological world. The great majority of the animals and plants with which we are most familiar reproduce at least part of the time by means of sexual reproduction with meiosis, recombination, and fertilization.
openaire   +2 more sources

Assessing the toxicity of polystyrene beads and silica particles on the microconsumer Brachionus calyciflorus at different timescales

open access: yesFrontiers in Environmental Science, 2022
Environmental pollution by microplastics has become a severe problem in terrestrial and aquatic ecosystems and, according to actual prognoses, problems will further increase in the future.
Julia Pawlak   +4 more
doaj   +1 more source

An important role in the variety of active sludge composition in wastewater treatment [PDF]

open access: yesBIO Web of Conferences
Informtion on wastewater treatment methods in the Bukhara city treatment plant is provided. Organic matter in the water that has passed through the mechanical cleaning system is bacteria in the aero tank.
Pardayev Shamedin   +2 more
doaj   +1 more source

Fotocatálisis con dióxido de titanio nanoparticulado como método alternativo para depurar agua de mar destinada a la acuicultura

open access: yesAquaTechnica, 2022
RESUMEN | El agua utilizada en acuicultura debe presentar excelente calidad microbiológica, de manera que garantice el éxito de la producción. En esta industria se utilizan frecuentemente algunos métodos de tratamientos microbicidas tales como filtración,
José Felix Bernal   +3 more
doaj   +1 more source

Change in prey genotype frequency rescues predator from extinction

open access: yesRoyal Society Open Science, 2022
Indirect evolutionary rescue (IER) is a mechanism where a non-evolving species is saved from extinction in an otherwise lethal environment by evolution in an interacting species.
Ruben Joseph Hermann, Lutz Becks
doaj   +1 more source

Zebrafish inversin mutants develop scoliosis in the absence of laterality defects

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Human mutations in INVERSIN are associated with nephronophthisis, variable penetrance of situs inversus and congenital heart disease. Inversin has been shown to localize to cilia and many of the patient phenotypes are attributed to disrupted cilia function.
Christopher J. Derrick   +3 more
wiley   +1 more source

Warming modifies trophic impacts of invading shrimp with impact varying among primary producers

open access: yesOikos, EarlyView.
Environmental change drivers, such as climate change and species invasions, can disrupt biological networks and weaken ecosystem stability. Acting together, these drivers may interact and alter the effects on the ecosystem. However, few studies have examined the interactive effects of climate change and species invasions, particularly in aquatic ...
Stefanie Coxe   +3 more
wiley   +1 more source

Domesticating rotifer as animal feed using natural phytoplankton from eutrophic waters

open access: yesnpj Sustainable Agriculture
Rotifer biomass may be amplified with natural phytoplankton while rotifer seeds can be raised with auto- and hetero-trophically cultured microorganisms.
Li Guo, Hang Liu, Guanpin Yang
doaj   +1 more source

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