John Gadd, pig management

Light (IV): Measuring

Textbooks hardly cover light at all, according to our resident expert on 'Pig management', John Gadd, therefore...

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Global pig experts share their views

John Gadd, pig management

Light (IV): Measuring

Textbooks hardly cover light at all, according to our resident expert on 'Pig management', John Gadd, therefore...

Read more expert views

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