CONTENTS ▶▶▶ Genetic selection has caused an ever-growing 8


24 15


30 22


African Swine Fever in Belgium – a look back


Lean solution to fatten profits on pig farms


Oyster mushrooms: A diarrhoea remedy for piglets


Mitigating the risk of viruses in pig feed


Columnist looking for your input on castration


26 BREEDING 6 RESEARCH


Feral pigs are a growing problem in North America. While a national control strategy is now in place in the US with pilot projects underway, Canada has nothing similar – and Canada’s pork industry may pay the price.


increase in the number of pigs born alive. However, other important factors in pig production have become overlooked. Could it be time for a fundamental rethink?


18 COVER STORY


It’s an often-heard objection – better welfare comes at the expense of profitability. Annechien ten Have-Mellema did not sit and wait but embarked on a journey to prove them wrong.


▶PIG PROGRESS | Volume 36, No. 6, 2020


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