Bournemouth boss Eddie Howe says he is concerned by the standard of refereeing in the Championship this season.
Howe feels the Cherries were hindered by poor refereeing in both their home loss against Leeds United and 1-1 draw away to Watford this month.
"There has been a noticeable decline in the standard of refereeing this season," Howe told BBC Radio Solent.
"I have done my bit in terms of speaking to the head of the referees as it's not been good enough."
Earlier this week Wigan Athletic manager Uwe Rosler called for refereeing consistency and Bournemouth's boss said he "echoed those comments".
|Bournemouth's winless league run|
|19 Aug: L 2-1 v Nottingham Forest (H)||23 Aug: L v Blackburn 3-2 (A)|
|30 Aug: D 1-1 v Norwich (A)||13 Sep: D 1-1 v Rotherham (H)|
|16 Sep: L 3-1 v Leeds United (H)||20 Sep: D 1-1 v Watford (A)|
Howe, 36, added: "When you look at the last two performances we've had from referees in the league, the Leeds game was a real low for us as we felt really hard done by.
"Then at Watford the inconsistencies arose - we felt we got a penalty but should also have had a red card in our favour. We got neither card. It totally changes the game. It still baffles me."
Bournemouth face Wigan on Saturday looking to end a run of six Championship games without victory, with Howe calling for supporters to rally behind his side.
"We should have maximum points at home and for one reason or another we haven't, so our next task is to turn our dominance into points," he said.
"We are performing well and are not getting sidetracked by results. We need some points in the league and what I do ask for is for the home fans to come out and back us."