WHEATLEY were unable to make it seven wins in a row as hosts Didcot secured a 26-9 victory.
Despite three Aaron Laman penalties, the home side led 10-9 at half-time in the Berks, Bucks & Oxon Premier encounter.
Didcot deservedly went on to claim victory, adding 16 points after the break, while Laman and Jordan Hook were yellow-carded for Wheatley.
In the Championship, Harwell beat Aldermaston 12-5.
Ben Granville and Dave Baker crossed, with Andy Lee converting the first try.
Second-placed Oxford lost 15-12 at leaders Risborough.
Chipping Norton beat Faringdon 43-8.
Wallingford secured a 25-5 victory away to Oxfordshire counterparts Gosford All Blacks in Southern Counties North.
The visitors led 13-0 at half-time, thanks to a Max Suttner try, converted by Phil Dawes, who had earlier kicked two penalties.
Harry Lewis and Jack Edwards then went over, Dawes converting the second, before Gosford scored a late consolation.
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