THE PILOT ATTEMPTED A LANDING ON A 900 FOOT LONG, NEWLY CUT, WET GRASS STRIP, OVER A TREE LINE, WITH A TAIL WIND. ONCE ON THE GROUND, HE COULD NOT STOP. THE PILOT ATTEMPTED A GO-AROUND AND BROUGHT THE FLAPS UP TO ONE NOTCH. THE AIRPLANE BECOME AIRBORNE JUST PRIOR TO THE END OF THE STRIP, FLEW INTO A THICKET OF BRIAR AND COLLIDED WITH AN OLD BUILDING FOUNDATION.