TY - JOUR T1 - Milk fat to protein ratio in the first test-day after calving on dairy cows JO - Ciência Rural A1 - Carrari, Isabela Fonseca A1 - Poncheki, Jessica Karina A1 - Poczynek, Milaine A1 - Horst, José Augusto A1 - Almeida, Rodrigo de SN - 0103-8478 UL - 10.1590/0103-8478cr20210690 VL - 53 Y1 - 2023 PB - Brasil ER -