Results 41 to 50 of about 4,046 (133)

American manatees adjust their diet composition and trophic niche breadth across different coastal regions

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 3, May 2026.
Abstract Marine mammals can exhibit high plasticity in foraging strategies, but how such plasticity is driven by environmental conditions is poorly understood. The American manatee (Trichechus manatus), a large, endangered herbivore, inhabits marine, estuarine, and freshwater environments.
Camila Carvalho de Carvalho   +13 more
wiley   +1 more source

Germination and osmotic adjustment in Salvia hispanica L. (Lamiaceae) seedlings under water and thermal stress

open access: yesBioscience Journal, 2019
Salvia hispanica seedlings have stood out for their potentialities in nutrients for agri-food industries. Nevertheless, studies related to this species are still scarce, especially with respect to agronomic factors that enable its propagation and ...
Emanoela Pereira de Paiva   +6 more
doaj   +1 more source

Under the Shade of a Coolabah Tree: A Second Cache of Tulas From the Boulia District, Western Queensland

open access: yesArchaeology in Oceania, Volume 61, Issue 1, Page 39-54, April 2026.
ABSTRACT This paper reports on the excavation of a cache of stone artefacts, buried on the bank of a waterhole or ‘billabong’ in central western Queensland. This is an extremely rare find, and yet it is the second such site to be reported within less than a 10 km radius.
Yinika L. Perston   +5 more
wiley   +1 more source

Efeitos do manejo sustentável da Caatinga sob os atributos físicos do solo

open access: yesPesquisa Florestal Brasileira, 2018
Objetivou-se avaliar a qualidade do solo, em áreas da Caatinga submetidas a diferentes sistemas de manejo, tendo como parâmetros os atributos físicos do solo.
Francisco Gonçalo Filho   +5 more
doaj   +1 more source

SANITARY-HYGIENIC QUALITY OF FRESH AND FROZEN TILAPIA (Oreochromis spp.) IN PUBLIC MARKETS

open access: yesCiência Animal Brasileira, 2016
This study aimed to verify the sanitary quality of tilapia (Oreochromis spp.) sold in public markets in the city of Mossoro-RN. For such we made use of a checklist and an observational study to evaluate good handling practices in 10 establishments that ...
Renata Xavier Silva   +5 more
doaj   +3 more sources

Establishing the hypoosmotic swelling test for sperm analysis in collared peccaries (Pecari tajacu)

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2013
Soluções hiposmóticas com diferentes concentrações (0, 50, 100, 150, 200mOsm/L) foram testadas para a avaliação funcional da membrana espermática de catetos (n=13).
E.A.A. Santos   +5 more
doaj   +1 more source

Immunostaining of P450c17, Aromatase and Oestrogen Receptor Alpha in Germ and Somatic Cells During Gonadal Development in Greater Rhea

open access: yesAnatomia, Histologia, Embryologia, Volume 55, Issue 2, March 2026.
ABSTRACT The greater rhea (Rhea americana), the largest bird species in South America, has significant economic value due to its meat, eggs, leather, feathers and oil. However, its lack of external sexual dimorphism poses challenges for reproductive management and breeding programmes.
Marilú Cristofoli   +7 more
wiley   +1 more source

Mapeamento da deposição irregular dos resíduos provenientes da construção civil na cidade de Mossoró-RN

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2016
A construção civil tem sido considerada uma das mais importantes atividades para o desenvolvimento da sociedade, porém é uma atividade que causa impactos ambientais, pois utiliza recursos naturais, modifica o meio ambiente e gera um grande volume de ...
Giordanio Bruno Silva Oliveira   +4 more
doaj   +1 more source

Neem oil (Azadirachta indica) as a promising feedstock for biolubricant production: enzymatic synthesis, process optimization, and molecular studies

open access: yesBiofuels, Bioproducts and Biorefining, Volume 20, Issue 1, Page 237-252, January/February 2026.
Abstract The fuel industry remains closely tied to oil‐based fuels. This relationship is responsible for increasing greenhouse gas emissions. Biofuels are an alternative to petroleum‐based fuels that could make industrial production lines more sustainable.
Francisco Simão Neto   +14 more
wiley   +1 more source

Crescimento inicial de Erythrina velutina em diferentes substratos com adubação orgânica

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2016
Erythrina velutina é uma espécie arbórea nativa do Nordeste Brasileiro, empregada no paisagismo, na regeneração de áreas degradadas e na medicina popular.
Mychelle Karla Teixeira de Oliveira   +4 more
doaj   +1 more source

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