In th is stu d y ; th e effects o f d iffere n t Ievels of im p ro v em en t cu ttin g s (co n tro l, san itatio n , m o d era te a n d intensive) on som e c h ara cte ristics of th e fo rest flo o r a n d th e to p soil h o rizo n s (A h a n d Ael) vvere in v estig ated in the p u re oak coppice (Q uercııs fra in etto Ten.) forest. R esults in d icated th a t v ario u s Ievels o f im p ro v em en t cu ttin g s ap p lied to Ilu n g a ria n oak coppice fo rest in fluenced th e fo rest flo o r deconıposition an d su rface soil p ro p e rties in tvvo y ears follovving tre a tm e n t; A lthough to tal fo rest floor vveiglıt decreased , vveiglıt of h u m u s lay e r in fo rest floor in creased in m o d era te a n d intensive tre a tm e n t plots. A lso, v ario u s effects o f im p ro v em en t cu ttin g s 011 fine soil (<2 m m ) vveiglıts, o rg an ic c arb o n an d to tal nitro g en of to p soil h o rizons vvere d eterm in ed .