Because of the rapidly growing craft beer industry and rising hop prices. the potential of hops as an alternative crop is currently being investigated at the UF/IFAS GCREC. Proper installation of twines is critical to facilitate easier crop management and harvesting. This new article by explains how to install twines on a 18-ft hop trellis. https://www.freaknleather.com/product-category/magnetic-chip-collector/