不同林龄史密斯桉灰分、热值、挥发分和固定碳比较研究

来源 :热带作物学报 | 被引量 : 0次 | 上传用户:superficalness
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对2-6年生史密斯桉的叶片、树枝、树根、树干、树皮5个部位进行灰分、热值、挥发分和固定碳测定。结果表明:不同林龄史密斯桉5个部位的灰分含量在0.4l%~5.48%,以叶片、树皮的较高而树干的最低;干质量热值与去灰分热值分别介于16.53~22.60kJ/g与17.48~23.81kJ/g,均以叶片的值最高、树皮的最低,树枝、树根、树干介于二者之间;挥发分含量为68.35%.85.65%,均以树干的含量最高、树皮的最低;固定碳含量在13.95%~27.13%,以树皮的含量较高、树干的最低。5个部位林龄间的灰
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