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本文研究了由北京林业大学新培育的7个杂种毛白杨无性系(PopulustomentosaBL101~107)3年幼龄材的化学成分和纤维形态。结果表明,综纤维素含量77.64%~79.55%,数量平均纤维长度达1.0mm,纤维长宽比大部分超过30;纤维的壁腔比都在0.4以下,根据这些基本的纤维质量指标,讨论了利用这些新培育的杂种毛白杨木材作为造纸原料的可能性。
In this paper, the chemical composition and fiber morphology of 7 young Populus demersum (Populus denticola BL101 ~ 107) cultivated in Beijing for three years were studied. The results showed that the content of holocellulose was 77.64% ~ 79.55%, the number average fiber length was 1.0mm, the aspect ratio of fiber was mostly over 30, and the wall cavity ratio of fiber was below 0.4. According to these basic Of the fiber quality indicators, the use of these newly cultivated hybrid poplar wood as a papermaking raw material possibilities.