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施肥对桉树组培苗生长量的影响研究

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以尾巨桉DH32-29为研究对象,采用不同施肥配方进行桉树组培苗苗木培育试验.结果显示:施肥对桉树组培苗株高、地径和根长生长具有促进作用,能有效提高桉树组培苗育苗的成活率.经正交试验分析显示,影响桉树组培苗苗木株高的因素依次为N>P>K,影响桉树组培苗地径的因素依次为K>N>P,影响桉树组培苗根长的因素依次为P>N>K.
Study on the Effect of Fertilization on the Growth of Eucalyptus Tissue Culture Seedlings
Experiments were conducted using Eucalyptus urograndis DH32-29 as the experimental research object,and different fer-tilization formulas were used for the cultivation of Eucalyptus tissue culture seedlings.The results showed that fertilization had a pro-moting effect on the growth of height,ground diameter,and root length of Eucalyptus tissue culture seedlings,and fertilization could effectively improve the survival rate of Eucalyptus tissue culture seedlings.The survival rate of Eucalyptus tissue culture seedlings fertilized ranged indicating a good survival rate.In addition,the results of orthogonal experimental analysis showed that the factors affecting the height of Eucalyptus tissue culture seedlings were in the order of N>P>K,and the factors affecting the ground diameter of Eucalyptus tissue culture seedlings were in the order of K>N>P.The factors affecting the root length of Eucalyptus tissue culture seedlings were in the order of P>N>K.

Eucalyptustissue cultured seedlingfertilizeamount of growthinfluence

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广西壮族自治区国有三门江林场苗木中心,广西壮族自治区 柳州 545006

桉树 组培苗 施肥 生长量 影响

2024

农业技术与装备
山西省农业机械化技术推广总站 山西省农业技术推广站 山西省农业生态环境建设总站

农业技术与装备

影响因子:0.132
ISSN:1673-887X
年,卷(期):2024.(9)