【摘要】 根据在普文试验林场开展的马尖相思与高阿丁枫，马尖相思与西南桦行状混交（面积６．８３ｈｍ￣２）试验，４、５年时的阶段效果，从混交林的林分结构，生长状况，林分的土壤主要理化性状及其年度变化情况方面，论述了两种混交林与纯林的差异，以及不同行状混交方式间的差异。更多还原

【Abstract】 The experiment on Acacia mangium and AItingia excelsa,Acacia mangium andBetula alnoldes mixture by line was carred out in Puwen Forest Faim haif and four years ago.This paper discusses the differences of two mixture means by different Iines through the fol.lowing respects:stand structure of mixture forest,growing state,the physicochemical proper-ties of stand soil and its annual change.更多还原