The Marin County Farm Advisor’s Office and University of California Cooperative Extension Marin have issued a survey to Marin farmers and ranchers in hopes of better understanding their day-to-day operations and priorities, and to compare the findings to a previous survey conducted in 2002. The survey, funded by the county and the University of California’s Division of Agriculture and Natural Resources, was issued to over 300 farmers and ranchers. It will be open until Oct.…