 Trials did not focus solely on apples, however, and by 1929 had grown to include many different fruits and vegetables, cereals, flax and hemp.The centre also expanded its research to encompass crop protection, water management and evaluation, post-harvest storage, seed indexing, and an extensive pollination study, housing 184 bee colonies at the centre by 1928.The centre's research into large-scale food dehydration, canning, and freezing created export opportunities for fruit and vegetable producers that had outgrown the local markets ability to sustain their expansion.