New slug exterminating machine

2008, food prices, sharply, storm in a tea cup, crop, Irish potato famine, crop failure, crop damage, southwest, cereals, wheat, barley, rye, weather conditions, pest, slug, snail, round shell, young shoots, munching, back-breaking, time consuming, pesticides, poison pellets, sprinkle, environmentally unfriendly, toxic chemicals, Bristol, 60 centimetres long, 40 centimetres high, 40 centimetres wide, rotor blade arm, helicopter, infrared sensors, canister, computer, upends, ferments, biomass, batteries, snags, clean itself, muddy terrain, clogged up, buckets, 5000 euros, prototype, economie