Results 31 to 40 of about 4,365 (183)

Digestibilidade aparente de rações contendo complexo enzimático para tilápia-do-nilo Apparent digestibility of diets containing enzyme supplement for Nile tilapia

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009
Avaliou-se a digestibilidade aparente de cinco rações isoproteicas e isoenergéticas contendo 0; 0,1; 0,2; 0,3 e 0,4g do complexo enzimático Bioenzimaplus (lipase, protease e carboidrase)/kg de ração na alimentação da tilápia-do-nilo. Foram utilizados 100
I.G. Guimarães   +4 more
doaj   +1 more source

Influência da interação fósforo disponível × fitase da dieta sobre o desempenho, os níveis plasmáticos de fósforo e os parâmetros ósseos de poedeiras comerciais Available phosphorus and phytase interaction in the diet on performance, plasma phosphorus levels and bone parameters of commercial laying hens

open access: yesRevista Brasileira de Zootecnia, 2008
Dois experimentos foram realizados para avaliar a interação fósforo disponível (Pd) × fitase (UF) da dieta sobre o desempenho, os níveis plasmáticos de fósforo e os parâmetros ósseos de poedeiras.
José Humberto Vilar da Silva   +5 more
doaj   +1 more source

Propriedades enzimáticas da enzima ALS de Cyperus difformis e mecanismo de resistência da espécie ao herbicida pyrazosulfuron-ethyl Enzymatic properties of Cyperus difformis ALS enzyme and mechanism resistance of the species to pyrazosulfuron-ethyl herbicide

open access: yesCiência Rural, 2010
Cyperus difformis L. é uma planta daninha ocorrente em lavouras de arroz irrigado, que tem apresentado dificuldade de controle devido à resistência a herbicidas inibidores da enzima ALS.
Taísa Dal Magro   +5 more
doaj   +1 more source

Activity of fungal phytases stored in two ways in response to the period of storage at room temperature Atividade de fitases fúngicas armazenadas de duas maneiras em resposta ao período de armazenamento à temperatura ambiente

open access: yesCiência Rural, 2012
Two distinct experiments were conducted simultaneously with phytases of Aspergillus oryzae and A. niger for determining enzyme activity in response to storage period (up to 180 days at room temperature - RT).
Luciana de Paula Naves   +4 more
doaj   +1 more source

Atividade da redutase do nitrato em folhas de cafeeiro em função da adubação nitrogenada - DOI: 10.4025/actasciagron.v29i2.270

open access: yesActa Scientiarum. Agronomy, 2007
A redutase de nitrato (RN) é a primeira enzima no processo de redução do nitrogênio na planta. Sua incorporação, em esqueletos carbônicos, pode melhor indicar a entrada do nitrogênio na planta. O objetivo deste trabalho foi avaliar o efeito de diferentes
André Rodrigues dos Reis   +2 more
doaj   +1 more source

Scientific opinion on animal exposure to zearalenone in feed materials and compound feed in the Republic of Croatia

open access: yesFood Risk Assess Europe, Volume 4, Issue 3, July 2026.
ABSTRACT The Croatian Agency for Agriculture and Food (HAPIH), through the work of the Centre for Food Safety in preparing scientific opinions on risks in food and feed, provides scientific and technical support to the authorities responsible for food and feed safety in making informed risk‐management decisions.
Brigita Hengl   +7 more
wiley   +1 more source

Scientific opinion on the assessment of dietary intake of selenium in the adult population of the Republic of Croatia

open access: yesFood Risk Assess Europe, Volume 4, Issue 3, July 2026.
Summary Selenium is an essential trace element involved in numerous physiological processes, including antioxidant defence, regulation of thyroid hormone metabolism, immune function, and reproductive health. The aim of this scientific opinion was to assess dietary selenium intake in the adult population of the Republic of Croatia and to evaluate ...
Ivona Sučić   +6 more
wiley   +1 more source

FITASE EM DIETAS PARA SUÍNOS EM CRESCIMENTO: (I) IMPACTO AMBIENTAL PHYTASE IN DIETS FOR GROWING PIGS: (I) ENVIRONMENTAL IMPACT

open access: yesCiência Rural, 2002
O objetivo deste trabalho foi determinar o nível adequado de fitase (0, 300, 600 e 900UF/kg da dieta) a ser adicionado em dietas de suínos que continha dois níveis de proteína bruta (PB), um na exigência do animal (18%; NRC, 1988) e outro em nível menor (
Maria do Carmo Mohaupt Marques Ludke   +2 more
doaj   +1 more source

Scientific opinion on the exposure of children and adolescents in the Republic of Croatia to lead from food

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Summary Lead is a ubiquitous environmental contaminant that occurs naturally and, to a greater extent, from anthropogenic activities. People are exposed to lead through food, water, air, soil and dust. Food is the major source of exposure for the adult population.
Vlatka Buzjak Služek   +5 more
wiley   +1 more source

Scientific opinion on the exposure of children and adolescents in the Republic of Croatia to ochratoxin A (OTA) from food

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Summary Ochratoxin A (OTA) is a secondary metabolite primarily produced by moulds of the genera Aspergillus and Penicillium. It is most commonly found in foods of plant origin, such as cereals, wine, coffee, spices and various types of fruits and vegetables, green tea, pistachios, figs, raisins, grapes, wine and chestnuts, as well as beer, coffee ...
Sanja Miloš   +5 more
wiley   +1 more source

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