研究间歇性淹水对池杉木材管胞形态变异的影响。
The effect of intermittent flood upon the radial variation of tracheid features of Taxodium ascendens was investigated.
影响管胞形态地理变异的气候因子中，水湿条件是主导因素，其次是温度。
Among the climatic factors which affect the geographic variation of tracheid morphological, moisture and rainfall are the principal factors, secondary is temperature.
结果表明，造林密度对马尾松管胞形态总平均值影响不大，方差分析不显著；
The results show that the average value of tracheid form can not be affected by the planting density through variance analysis .
采集贵州省龙里林场马尾松密度试验林15年生马尾松木材，5种造林密度，研究造林密度对马尾松管胞形态及其径向变异的影响。
The tracheid form and radial variance were studied for 15 years Masson pine plantations with five different planting densities in Longli, Guizhou.
结果表明：间歇性淹水对池杉木材管胞形态的径向变异规律无影响，即不论有无间歇性淹水，池杉木材管胞长度、直径、壁厚，皆是自髓心向外呈增加趋势。
The results showed: from pith outward, the tracheid length and diameter and cell wall thickness of Taxodium ascendens wood with or without intermittent flood all increased.
结果表明：间歇性淹水对池杉木材管胞形态的径向变异规律无影响，即不论有无间歇性淹水，池杉木材管胞长度、直径、壁厚，皆是自髓心向外呈增加趋势。
The results showed: from pith outward, the tracheid length and diameter and cell wall thickness of Taxodium ascendens wood with or without intermittent flood all increased.
应用推荐