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Juana Chagas

Juana Chagas
Postdoctoral Researcher

Presentation

Research topics

· Ruminant methane production 
· Feed evaluation
· Nutrient requirements for ruminants
· Animal production system
· Environment and animal welfare

Teaching

·        Dairy cattle System – Undergraduate Animal Science Major. Federal University of Viçosa, Brazil. (2016, 20 hours).

·        Dairy cattle System - Undergraduate Animal Science Major. Federal Rural University of Pernambuco, Brazil. (2016; 2017, 20 hours).

·        Biometeorology  - Undergraduate Animal Science Major. Federal Rural University of Pernambuco, Brazil. (2016; 2017, 20 hours).

·        Dairy cattle System - Animal Science Program. Federal Rural University of Pernambuco, Brazil. (2016; 2017, 12 hours).

·        Dairy cattle System - Animal Science Program. Federal Rural University of Pernambuco, Brazil. (2016; 2017, 12 hours).

·        General topics of Animal Science - Mato Grosso State University, Brazil. (2016; 2018, 60 hours).

·        Welfare in ruminant production - Master and PhD Animal Science Program. Federal Rural University of Pernambuco, Brazil. (2018; 30 hours).

Supervision

·        Supervision inconcluded: Bárbara Araújo Mello Cabral. Cor silage replacement for cactus Orelha de Elefante Mexicana cladoes in lactating Holstein dairy cows. Scientific undergrade student (Animal Science) – Federal Rural University of Pernambuco (2017-nowaday).

·        Co-supervision inconcluded: Michelle Christina Bernardo de Siqueira. Evaluating of differet roughage in sheep diet. Thesis (Animal Science) – Federal Rural University of Pernambuco (2015- nowaday).

·        Co-supervision inconcluded: Diego Amorim dos Santos. Different feeding suply of catus cladodes for lactating crossedbred dairy cows. Thesis (Animal Science) – Federal Rural University of Pernambuco (2015-nowaday).

·        Co-supervision concluded: Thamires Damascena Quirino Siqueira. Ingestive behaviour of sheep and goat fed different roughages. Dissertation (Animal Science) – Federal Rural University of Pernambuco (2016-2018).

Selected publications

PAULA, T. A.; VÉRAS, A. S. C.; GUIDO, S. I.; CHAGAS, J. C. C.; CONCEIÇÃO, M. G.; GOMES, R. N.; NASCIMENTO, H. F. A.; FERREIRA, M. A. Concentrate levels associated with a new genotype of cactus (Opuntia stricta [Haw]. Haw.) cladodes in the diet of lactating dairy cows in a semi-arid region. JOURNAL OF AGRICULTURAL SCIENCE. v.1, p.1 - 8, 2019.

MORAES, G.S.O.; GUIM, A.; TABOSA, J.N.; CHAGAS, J.C.C.C.; ALMEIDA, M.P.; FERREIRA, M.A. Cactus [Opuntia stricta (Haw.) Haw] cladodes and corn silage: How do we maximize the performance of lactating dairy cows reared in semiarid regions?. Livestock Science.  , v.221, p.133 - 138, 2019.

CHAGAS, J.C.C.; FERREIRA, M.A.; FACIOLA, A.P.; MACHADO, F.S.; CAMPOS, M.M.; ENTJES, M.R.; DONZELE, J.L.; MARCONDES, M.I. Effects of methionine plus cysteine inclusion on performance and body composition of liquid-fed crossbred calves fed a commercial milk replacer and no starter feed. Journal of Dairy Science. v.18, p.1 - 11, 2018.

CHAGAS, J.C.C.; FERREIRA, M. A.; CAMPOS, M.; MACHADO, F. S.; COSTA E SILVA, L. F.; FACIOLA, A.P.; MARCONDES, M. I. Energy and protein requirements of crossbred Holstein - Gyr calves fed commercial milk replacer and amino acid supplement. Animal Production Science.  , p.e-1-8, 2018.

DA CONCEIÇÃO, M.G.; Ferreira, M.A.; SILVA, J.L.; FERREIRA COSTA,C.T.; CHAGAS, J.C.C.; MONTEIRO, C.C.F. Can cactus (Opuntia stricta [Haw.] Haw) cladodes plus urea replace wheat bran in steers’ diet?. ASIAN-AUSTRALASIAN JOURNAL OF ANIMAL SCIENCES.  , v.31, p.1627 - 1634, 2018.

SIQUEIRA, M.C.B.; FERREIRA, M. A.; SANTOS, J.P.I.M.; S.; SILVA, J.L.; COSTA, CLEBER T.F.; CONCEIÇÂO, M.G.; ANDRADE, I.B.; CHAGAS, J.C.C. Nutritional Performance and Metabolic Characteristics of Cattle Fed Spineless Cactus. Journal of Agricultural Science and Technology. v.20, p.13 - 22, 2018.

DE ALMEIDA, G.A.P.; FERREIRA, M.A.; SILVA, J.L.; CHAGAS, J.C.C.; VÉRAS, A.S.C.; DE BARROS, L.J.A.; PONTES, G.L. Sugarcane bagasse as exclusive roughage for dairy cows in smallholder livestock system. Asian-Australians Journal of Animal Science. v.31, p.379 - 385, 2018.

DE BARROS, L.J.A.; FERREIRA, M.A.; DE OLIVEIRA, J.C; DOS SANTOS, D.C.; CHAGAS, J.C.C.; ALVES, A.M.S.V.; DA SILVA, A.E.M.; FREITAS, W.R. Replacement of Tifton hay by spineless cactus in Girolando post-weaned heifers´ diets. Tropical Animal Health and Production. v.50, p.149 - 154, 2018.

MARCONDES, M. I.; PEREIRA, T. R.; CHAGAS, J.C.C.; FILGUEIRAS, E. A.; CASTRO, M. M. D.; COSTA, G. P.; SGUIZZATO, A. L. L.; SAINZ, R. D. Performance and health of Holstein calves fed different levels of milk fortified with symbiotic complex containing pre- and probiotics. Tropical Animal Health and Production. v.1, p.1 - 6, 2016.

CHAGAS, J.C.C.; FERREIRA, M.A.; AZEVEDO, M.; SIQUEIRA, M.; ELINS, A.; DE BARROS, L.J.A. Feeding management strategy for sheep in feedlot in hot and humid region. Bioscience Journal (Online). v.31, p.1164 - 1173, 2015.

PAULA, X.A.R.; FERREIRA, M.A.; URBANO, S.A.; AZEVEDO, M.; FÉLIX, S.C.R.; SIQUEIRA, M.C.B.; ALVES, F.J.L.; CHAGAS, J.C.C.. Castor beans hulls as a replacement for Tifton 85 hay in lamb diets. Tropical Animal Health and Production. v.1, 2013.

SILVA, R.C.; FERREIRA, M. A.; DE OLIVEIRA, VIEIRA, J.C.; SANTOS, D. C.; GAMA, A.S.; CHAGAS, J. C. C.; GOMES, I.J.; SILVA, E.T.S; PEREIRA, L.G.R. Orelha de Elefante Mexicana (Opuntia stricta [Haw.] Haw.) spineless cactus as an option in crossbred dairy cattle diet. South African Journal of Animal Science. v.48, p.516 - 525, 2018.

LINS, S.E.B.; PESSOA, R.A.; FERREIRA, M.A.; CAMPOS, J.M.S; SILVA, J.L.; MELO, T.T.B.; CHAGAS, J.C.C. Effect of replacing wheat bran with spineless cactus plus urea in sugarcane-based diets for sheep. South African Journal of Animal Science. v.47, p.516 - 525, 2017.

PESSOA, Ricardo Alexandre Silva; FERREIRA, M.A.; Valadares Filho, S.C.; Santos, D. C.; SILVA, J.L.; CHAGAS, J.C.C. Simplified Management of Dairy Heifers: Different Protein Supplements in Spineless Cactus Based Diets. Journal of Dairy & Veterinary Sciences. v.2, p.555586, 2017.

NEVES, M.L.M.; AZEVEDO, M.; COSTA, L.A.; GUIM, A.; LEITE, A.M.; CHAGAS, J.C.C. Níveis críticos do Índice de Conforto Térmico para ovinos da raça Santa Inês criados a pasto no agreste do Estado de Pernambuco. Acta Scientiarum. Animal Sciences. v.31, p.169 - 175, 2009.

FOTIUS, A.C.A.; FERREIRA, M.A.; BISPO, S.V.; VÉRAS, A.S.C.; SALLA, L.E.; CHAGAS, JUANA CATARINA CARIRI. Behavior of sheep fed different sequences of ingredients in a spineless cactus (Nopalea cochenillifera Salm-Dyck) based-diet. Revista Brasileira de Saúde e Produção Animal. v.15, p.74 - 82, 2014.


Contact

Postdoctor at the Department of Agricultural Research for Northern Sweden; Animal Husbandry Unit
Telephone: +46907868723, +46767614185
Postal address:
Inst för NJV, husdjursskötsel,
90183 UMEÅ
Visiting address: Skogsmarksgränd, Umeå