The amount of carbon returned through litterfall and its seasonal pattern were studied in a natural forest of Castanopsi......

对1998年营建的杉木2代种子园子代测定林30个参试家系15年生数据进行了统计分析。多重比较结果表明：参试家系间在树高、胸径和材积......

为研究南宁近郊国有七坡林场杉木[Cunninghamia lanceolata(Lamb.)Hook.]不同立地下胸径与树高关系,采用标准地法对杉木的胸径树高......