What type of return to estrus happens 25 - 37 days post-service?
Questions
27-Jan-2021 Do needle-less vaccines generate the same level of immunity as intramuscular injections? 61% correct
20-Jan-2021 What would cause a sow to have a regular return to estrus? 69% correct
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? 48% correct
Random questions
15-Aug-2018 Ten years ago, 70% of the pre-weaning mortality occurred on the first day of life... 32% correct
13-May-2015 Based on retrospective serological surveys, the first evidence of PRRSV in Europe dates back to: 34% correct
11-Nov-2015 Fat deposition in immunocastrated pigs changes as of 35% correct
06-Jul-2016 The optimal density in the nursery pens is: 35% correct
Easy questions
18-Jun-2025 Which virus typically has a longer infectious period in piglets? 75% correct
06-Oct-2021 Which approach seeks to familiarize non-littermate piglets with each other before weaning? 73% correct
09-Nov-2022 Which membrane filtration process can concentrate salts? 81% correct
14-Apr-2021 When does ovulation usually occur in sows? 77% correct
Difficult questions
13-Nov-2024 Which country consumes the most pork in Europe? 28% correct
25-Jan-2018 What was the estimated wild boar census in Spain in 2016-2017 year? 29% correct
27-Aug-2013 After the launching of 333's website in Chinese (www.pig333.cn), in how many different languages is 333 available? 26% correct
10-Jun-2014 With respect to the new PCV2 strains (mPCV2)... 26% correct