With the Varroa Mite threat to introduced bees essential for farm pollination now detected 400km from the Port of Newcastle at Narrabri - and Foot & Mouth disease now identified in the popular Australian tourist destination of Bali in Indonesia, the NSW Farmers president talks through the extent of biosecurity threats, and encourages Australians to work in agriculture and for policymakers not only to allow workers in to farms, but to tackle the supermarket duopoly cruelling investment in a tight margin vegetable sector now causing 'broccoli shock'