Two Dumfries and Galloway politicians have been slammed over their “shameful” decision to vote against a bid to protect the farming sector from sub-standard food imports.The move by Conservative MPs Alister Jack, the Scottish Secretary, and David Mundell has been branded “disappointing” by farmers’ leaders.And Labour’s rural economy spokesman, MSP Colin Smyth, described their stance as “shameless and reckless”.Mr Jack and Mr Mundell voted against a Commons amendment to the UK Agriculture Bill proposed by Devon MP Neil Parish.It sought to ensure that food brought into the UK must meet the same tough standards for quality and welfare that domestic farmers adhere to.It would have seen standards for all produce, including imports, enshrined in