CONTENTS ▶▶▶ 10


36 22


38 34


Preventing M. hyo and PCV2 to control PRDC


The Bigger Picture: No pigs or cows needed


Vitamin and mineral levels in pig diets


Impact of climate change on swine housing systems Review of the Pig & Poultry Fair, UK


16


INTERVIEW


Dr Michael T. Mendl has been interested in animals and animal behaviour since he was a child. Now he is a professor at Bristol Veterinary School in the UK and has delved into the question of how computer vision can help identify pig behaviour.


24 FARM VISIT


How can healthy weaner pigs be produced in practice without using high levels of zinc oxide? Danish pig pro- ducer Anders Rold teamed up with his local animal nu- trition company to figure out what further steps he could take.


7


COVER STORY


Keeping long tails is only possible on farms that do not suffer from (ear or tail) necrosis, a phenomenon also known as SINS. This conclusion can be drawn with knowledge that is currently available.


▶ PIG PROGRESS | Volume 38, No. 4, 2022


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