Listar Zootecnia por autor "Lobo, Richard Roberto"
Mostrando ítems 1-13 de 13
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Can dietary magnesium sources and buffer change the ruminal microbiota composition and fermentation of lactating dairy cows?
Lobo, Richard Roberto; Arce Cordero, José Alberto; Agustinho, Bruno Calvo; Ravelo, Anay D.; Vinyard, James R.; Johnson, Mikayla L.; Monteiro, Hugo Fernando; Sarmikasoglou, Efstathios; Roesch, Luis Fernando W.; Jeong, Kwang Cheol; Faciola, Antonio Pinheiro (2023)Magnesium oxide (MgO) is one of the most used Mg supplements in livestock. However, to avoid relying upon only one Mg source, it is important to have alternative Mg sources. Therefore, the objective of this study was to ... -
Combinations of bacterial cultures, exogenous enzymes, and yeast-based feed additives and their impact on ruminal microbiome
Arce Cordero, José Alberto; Bennett, Sarah L.; Liu, Ting; Ravelo, Anay D.; Lobo, Richard Roberto; Jeong, Kwang Cheol; Faciola, Antonio Pinheiro (2022)Our objective was to evaluate the effects of bacteria (Lactobacillus animalis, Propionibacterium freudenreichii, Bacillus lichenformis, Bacillus subtilis, and Enterococcus faecium), enzymes (amylase, hemicellulose, and ... -
Effects of bacterial cultures, enzymes and yeast-based feed additive combinations on ruminal fermentation in a dual-flow continuous culture system
Bennett, Sarah L.; Arce Cordero, José Alberto; Brandao, Virginia. L. N.; Vinyard, James R.; Agustinho, Bruno Calvo; Monteiro, Hugo Fernando; Lobo, Richard Roberto; Tomaz, Lais; Faciola, Antonio Pinheiro (2021)Bacterial cultures, enzymes, and yeast-derived feed additives are often included in commercial dairy rations due to their effects on ruminal fermentation. However, the effects of these additives when fed together are not ... -
Effects of calcium-magnesium carbonate and calciummagnesium hydroxide as supplemental sources of magnesium on ruminal microbiome
Arce Cordero, José Alberto; Liu, Ting; Ravelo, Anay D.; Lobo, Richard Roberto; Agustinho, Bruna Calvo; Monteiro, Hugo Fernando; Jeong, Kwang Cheol; Faciola, Antonio Pinheiro (2022)Our objective was to evaluate the inclusion of calcium-magnesium carbonate [CaMg(CO3 ) 2 ] and calcium-magnesium hydroxide [CaMg(OH)4 ] in corn silage-based diets and their impact on ruminal microbiome. Our previous ... -
Effects of cashew nut-shell extract and monensin on microbial fermentation in a dual-flow continuous culture
Sarmikasoglou, Efstathios; Johnson, Mikayla L.; Vinyard, James R.; Sumadong, Phussorn; Lobo, Richard Roberto; Arce Cordero, José Alberto; Bahman, Aneesa; Ravelo, Anay D.; Halima, Sultana; Salas Solís, Gerald; Hikita, C.; Watanabe, T.; Faciola, Antonio Pinheiro (2023-09-09)The objective of this study was to compare cashew nut-shell extract (CNSE) to monensin and evaluate changes in in vitro mixed ruminal microorganism fermentation, nutrient digestibility, and microbial nitrogen outflow. ... -
Effects of exogenous amylolytic or fibrolytic enzymes inclusion on in vitro fermentation of lactating dairy cow diets in a dual-flow continuous-culture system
Vinyard, James R.; Ravelo, Anay D.; Sarmikasoglou, Efstathios; Monteiro, Hugo Fernando; Arce Cordero, José Alberto; Johnson, Mikayla L.; Calvo Agustinho, Bruna; Lobo, Richard Roberto; Yungmann, M. G.; Winter A., H. R.; Gilbertsen, L. M.; Mills, M. N.; Soltis, Macey P.; Ghizzi, Lucas Ghedin; Gusmão, Jéssica Oliveira; Ferraretto, Luiz F.; Faciola, Antonio Pinheiro (2023)The objective of this study was to determine the effects of including exogenous amylolytic or fibrolytic enzymes in a diet for high-producing dairy cows on in vitro ruminal fermentation. Eight dual-flow continuousculture ... -
Effects of lactic acid-producing bacteria as direct-fed microbials on the ruminal microbiome
Monteiro, Hugo Fernando; Lelis, Ana Laura Januário; Fan, Peixin; Calvo Agustinho, Bruna; Lobo, Richard Roberto; Arce Cordero, José Alberto; Dai, Xiaoxia; Jeong, Kwang Cheol; Faciola, Antonio Pinheiro (2022)The objective of this study was to evaluate ruminal microbiome changes associated with feeding Lactobacillus plantarum GB-LP1 as direct-fed microbials (DFM) in high-producing dairy cow diets. A dual-flow continuous culture ... -
Effects of partially replacing dietary corn with molasses, condensed whey permeate, or treated condensed whey permeate on ruminal microbial fermentation
Ravelo, Anay D.; Calvo Agustinho, Bruna; Arce Cordero, José Alberto; Monteiro, Hugo Fernando; Bennett, Sarah L.; Sarmikasoglou, Efstathios; Vinyard, James R.; Vieira, Elis Regina de Queiroz; Lobo, Richard Roberto; Ferraretto, Luiz F.; Vyas, Diwakar; Faciola, Antonio Pinheiro (2022)Corn is a feedstuff commonly fed to dairy cows as a source of energy. The objective of this study was to evaluate whether partially replacing dietary corn with molasses or condensed whey permeate, in lactating dairy ... -
Effects of partially replacing dietary corn with sugars in a dual-flow continuous culture system on the ruminal microbiome
Ravelo, Anay D.; Arce Cordero, José Alberto; Lobo, Richard Roberto; Liu, Ting; Jeong, Kwang Cheol; Faciola, Antonio Pinheiro (2023)The objective of this study was to evaluate the effects of feeding sugars as a replacement for starch on the ruminal microbiome using a dual-flow continuous culture system. Four periods of 10 days each were conducted with ... -
Effects of replacing magnesium oxide with calcium-magnesium carbonate with or without sodium bicarbonate on ruminal fermentation and nutrient flow in vitro
Agustinho, Bruna Calvo; Ravelo, Anay D.; Vinyard, James R.; Lobo, Richard Roberto; Arce Cordero, José Alberto; Monteiro, Hugo Fernando; Sarmikasoglou, Efstathios; Bennett, Sarah L.; Johnson, Mikayla L.; Vieira, Elis Regina de Queiroz; Stoffel, Clayton M.; Stocks, S. E.; Faciola, Antonio Pinheiro (2022)The objective of this study was to evaluate the effects of replacing magnesium oxide (MgO) with calcium-magnesium carbonate [CaMg(CO3)2] on ruminal fermentation with or without the addition of sodium bicarbonate (NaHCO3). ... -
In vitro evaluation of microencapsulated organic acids and pure botanicals as a supplement in lactating dairy cows diet on in vitro ruminal fermentation
Lobo, Richard Roberto; Watson, Michael; Vinyard, James R.; Johnson, Mikayla L.; Bahman, Aneesa; Ma, Szu Wei; Dagaew, Gamonmas; Sumadong, Phussorn; Sarmikasoglou, Efstathios; Grilli, Ester; Arce Cordero, José Alberto; Faciola, Antonio Pinheiro (2023)The utilization of microencapsulated organic acids and pure botanicals (mOAPB) is widely used in the monogastric livestock industry as an alternative to antibiotics; in addition, it can have gut immunomodulatory functions. ... -
Production, physiological response, and calcium and magnesium balance of lactating Holstein cows fed different sources of supplemental magnesium with or without ruminal buffer
Lobo, Richard Roberto; Arce Cordero, José Alberto; Sarong, So; Soltis, Macey P.; Nehme Marinho, Mariana; Agustinho, Bruna Calvo; Ravelo, Anay D.; Vinyard, James R.; Johnson, Mikayla L.; Monteiro, Hugo Fernando; Sarmikasoglou, Efstathios; Faciola, Antonio Pinheiro (2023)The objective of this study was to evaluate the effects of dietary replacement of magnesium oxide (MgO) with calcium-magnesium hydroxide [CaMg(OH)2] and its interaction with ruminal buffer (sodium sesquicarbonate) sup ... -
The Effects of Incremental Doses of Aflatoxin B1 on In Vitro Ruminal Nutrient Digestibility and Fermentation Profile of a Lactating Dairy Cow Diet in a Dual-Flow Continuous Culture System
Amaro, Felipe Xavier; Jiang, Yun; Arriola, Kathy; Pupo, Matheus R.; Agustinho, Bruna Calvo; Bennett, Sarah L.; Vinyard, James R.; Tomaz, Lais; Lobo, Richard Roberto; Pech Cervantes, Andrés Alfredo; Arce Cordero, José Alberto; Faciola, Antonio Pinheiro; Adesogan, Adegbola Tolulope; Vyas, Diwakar (2023)Aflatoxin B1 (AFB1 ) is a mycotoxin known to impair human and animal health. It is also believed to have a deleterious effect on ruminal nutrient digestibility under in vitro batch culture systems. The objective of ...