The domestic potato chip market is anxiously watching news of declining potato yields in Thailand. This year yields are expected to drop by 10-20% to between 7,000 and 8,000 tonnes, a figure that could stem the growth of the potato chip industry by up to 5%. "The snack-food market will be more fiercely competitive this year due to the shortage of potatoes. We have already adjusted our forecast growth in market share down to 16% from 18% projected earlier," revealed Pattaphong Iamsuro, managing director of