What would cause a sow to have a regular return to estrus?
See a clue in the article Causes of regular returns to estrus in sows: the seminal dose or boar
#(pregunta_semana_pista_seccion) Articles
Questions
13-Jan-2021 ASF infection can be caused with as low as how many hemagglutination units (HAU)? 49% correct
06-Jan-2021 How has hog slaughter evolved in Canada during the first 3 quarters of 2020? 47% correct
30-Dec-2020 Since 2015, antibiotic usage in the UK pig sector has dropped by how much? 50% correct
23-Dec-2020 What relationship exists between the sows' acceptance of contact by the farmer and the farm performance? 93% correct
Random questions
28-Jun-2023 In what year was the first edition of 333 launched? 64% correct
16-Jan-2019 Regulation (EU) 2018/1039 will forbid the use of high levels of copper (170 mg/kg) in the feed of piglets of up to 12 weeks of age as of: 33% correct
14-Aug-2019 After how many days should an animal infected with Mycoplasma hyopneumoniae develop good immunity and stop shedding? 45% correct
27-Jul-2017 How many subtypes of the PCV2 virus have been determined to date? 36% correct
Easy questions
01-Sep-2021 How has pork production in China evolved in the first half of 2021 compared to 2020? 81% correct
07-May-2025 Which country in Africa has the greatest number of pigs? 71% correct
06-Mar-2024 Which country weaned the most pigs per sow per year in 2022? (among the options below) 86% correct
04-Mar-2026 Of the following feed ingredients, which has the highest tryptophan content? 76% correct
Difficult questions
13-Nov-2024 Which country consumes the most pork in Europe? 28% correct
21-Aug-2019 How does incorporating citrus pulp into the diet affect nitrous oxide emissions (greenhouse gas) by using manure as fertilizer? 23% correct
16-Dec-2020 All (100%) of Russia's live pig exports have gone to which country in the first 10 months of 2020? 27% correct
16-Sep-2020 In the context of semen storage, what effect can plastics containing BADGE have? 26% correct