Listening · Partie 2
You will hear a man called Trevor talking about running his dairy farm.
Trevor has gradually changed his whole herd to (1) .......... because their milk sells for a higher price. Compared with his father's day, Trevor has chosen to reduce his herd to about (2) .......... cows. Trevor is convinced that the (3) .......... he mixes into the winter feed is what most boosts his milk yield.…
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