不同类型肥料对尾巨桉萌芽幼林生长及养分分配的影响

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中图分类号S725.5文献标识码A文章编号 0517-6611（2025）18-0140-04doi：10.3969/j.issn.0517-6611.2025.18.030

Effects ofDiferentFertlizerAplicationonthe GrowthadNutrentDistributionofEucalyptusrophyllE.grandis SproutYoung Forests

HUANG Shi-tan （ForestryWorkstationin Honglai Town，Nan’anCityofFujian，Quanzhou，Fujian362331）

Abstract With the first generation sprout forest of E.urophylla ×E grandis as the research object，by random block design，the DBH，tree heightgrowthasscculatioddistrbutioofeeemetsiitplantosofEucalytusuderelcatioet typesferilsfauedndthoftsoffnttofertloyougEucausfsee plored.The results showed that the DBH，tree height，fresh weight and dry weight of TRI applied with tung bran compound fertilizer，TR I applied with pearl compound fertilizer and TRI applied with organic and inorganic fertilizer were higher than CK.Among them，TRI，TR I and TRferiliziontreaenshadintftsontaccuulationoffreshnddryweigtfteaboveoudpartofougEucalytus trees（P0.O）AtthetithofiretysoffertlisoowprootoweealstTemahtf I in the treatment of applying tung bran compound fertilizer was 4.52 m，and the maximum DBH of TR II in the treatment of applying organic andinorgancls4ottdulaftotarognreirtantatoftotalospusdoaloasi uminstesas，adoeodrtsougtrdllastetsoftotalogotalos TR Il leaves were 21.08mg/g and 1.05mg/g ，respectively，which were significantly higher than those in CK（ P<0.01 ）.The application of organicndiogairtilsaeoduietoprovgtetsofotalrogdalpososiavst oftotalnlsdldt） thanCK，hilatoftalposooofalasstofIwreoaCK. Key words Eucalyptus urophylla ×E grandis;Fertilization; Growth; Biomass;Nutrient disrtibution

尾巨桉（E.urophylla ×E grandis）是尾叶桉（EucalyptusurophyllaS.T.Blake）与巨桉（EucalyptusgrandisHill）杂交的优良短轮伐期工业原料林无性系品种[1]。（剩余7537字）