不同森林植被下土壤化学和生物化学肥力的综合评价

orestryCollege,Linan?311300,Zhejiang,China)prehensiveevaluationofsoilchemicalandbiochemicalfertilityunderdifferentvegetations(broadleavedforest,mixtureofbroadleavedandconiferoustrees,Pinusmassoniana,Cunninghamialanceolata)wereconductedusingfuzzymathematicsandmultiplestatisticsprinciple.Itisfoundthattheintegratedchemicalandbiochemicalfertilityrangedasfollowingorder:broadleaved>mixture>Pinusmassoniana>Cunninghamialanceolata(integratedfertilityindexfor0?20cmhorizonwere0.7412,0.5796,0.4798and0.3476respectively).Theresultofintegratedfertilityevaluationisconsistentwithsinglefactoroffertilityevaluation,butitismoreconvincible.Keywords:broadleavedforest;mixtureofbroadleavedandconiferoustrees;Pinusmassoniana;Cun?ninghamialanceolata;soilfertility;integratedevaluation705第6期姜春前等:不同森林植被下土壤化学和生物化学肥力的综合评价