The origins of vaccine date back to:
Questions
28-Aug-2012 The lowest concentrations of NH3 are usually found in: 34% correct
14-Aug-2012 A sow reaches its lactation peak at: 37% correct
07-Aug-2012 Lameness caused by infection may be due to: 30% correct
31-Jul-2012 How much colostrum does a piglet need to eat at birth? 38% correct
Random questions
06-Nov-2019 Animal plasma, as an feed ingredient, is particularly rich in which amino acids? 40% correct
13-Jul-2016 The iron requirements of suckling piglets for the synthesis of haemoglobin are of at least 10 mg/day, but the sow's milk only contributes 36% correct
26-Apr-2023 How did China's pork production evolve in 2022? 47% correct
23-Oct-2019 The United States inventory of all hogs and pigs on September 1, 2019. 35% correct
Easy questions
12-Oct-2022 What are some examples of eubiotics? 73% correct
13-Aug-2025 What Brachyspira is the most prevalent etiological agent of swine dysentery in the EU? 80% correct
11-Nov-2020 Which procedure would you NOT find in the McREBELTM PRRS program? 71% correct
10-Feb-2021 What is the half-life of PRRSv RNA in oral fluids? 73% correct
Difficult questions
28-Dec-2018 Current PCR tests... 28% correct
23-Apr-2025 How many head of purebred breeding swine did China import in 2024? 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