Results 31 to 40 of about 9,429 (219)

Genotoxicity and Cytotoxicity Exerted by Pesticides in Different Biotic Matrices-An Overview of More Than a Decade of Experimental Evaluation [PDF]

open access: yes, 2014
Agrochemicals represent one of the most important sources of environmental pollution. Although attempts to reduce agrochemical use through organic agricultural practices and the use of other technologies to control pests continue, the problem is still
Larramendy, Marcelo Luis   +3 more
core   +2 more sources

Chromosomes of South American Bufonidae (Amphibia anura) [PDF]

open access: yesExperientia, 1971
Se estudiaron los cariotipos de ocho especies de Bufonidae sudamericanos:B. arenarum, B. ictericus ictericus, B. paracnemis, B. marinus, B. crucifer, B. granulosus d'orbignyi, B. granulosus fernandezae andB. spinulosus. En todas las especies se encontraron 2n = 22 chromosomas.
Brum Zorrilla, N., Saenz, F. A.
openaire   +2 more sources

Effects of temperature and volume of water on the growth and development of tadpoles of Pleurodema diplolister and Rhinella granulosa (Amphibia: Anura)

open access: yesZoologia (Curitiba), 2009
The capacity of tadpoles to reduce their metamorphosis time and body size in response to fluctuations in environmental variables of temporary ponds has been recorded in field and laboratory studies. The main alterations in this habitat are related to the
Thely A. Maciel, Flora A. Juncá
doaj   +1 more source

Sobreposição de nicho e partilha de recursos entre cinco espécies simpátricas de bufonídeos (Anura, Bufonidae) do nordeste da Argentina [PDF]

open access: yes, 2009
The niche overlap and resource partitioning were analyzed for five sympatric bufonids from Northeastern Argentina: Rhinella schneideri, R. bergi, R. fernandezae, R. granulosa, and Melanophryniscus cupreuscapularis.
Duré Pitteri, Marta Inés   +2 more
core   +2 more sources

Amphibia and Reptilia, Quebrada de los Cuervos, Departamento de Treinta y Tres, Uruguay [PDF]

open access: yesCheck List, 2011
We present an annotated list of the herpetofauna at the Protected Area Quebrada de los Cuervos, Departamento de Treinta y Tres, Uruguay. We recorded 24 species of amphibians and 29 of reptiles, accounting for near half of the species already reported ...
Carlos Prigioni   +2 more
doaj   +3 more sources

Bufo microscaphus [PDF]

open access: yes, 1988
Number of Pages: 3Integrative BiologyGeological ...
Price, Andrew H., Sullivan, Brian K.
core   +1 more source

Bufo cavifrons [PDF]

open access: yes, 1998
Number of Pages: 3Integrative BiologyGeological ...
Mendelson, Joseph R., III
core   +1 more source

Bufo kelloggi [PDF]

open access: yes, 1977
Number of Pages: 2Integrative BiologyGeological ...
Hulse, Arthur C.
core   +1 more source

Frog tongue surface microstructures: functional and evolutionary patterns

open access: yesBeilstein Journal of Nanotechnology, 2016
Frogs (Lissamphibia: Anura) use adhesive tongues to capture fast moving, elusive prey. For this, the tongues are moved quickly and adhere instantaneously to various prey surfaces.
Thomas Kleinteich, Stanislav N. Gorb
doaj   +1 more source

Bufo retiformis [PDF]

open access: yes, 1978
Number of Pages: 2Integrative BiologyGeological ...
Hulse, Arthur C.
core   +1 more source

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