河北塞罕坝樟子松径向生长动态变化及其与气象因子的关系
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Stem radial growth dynamics of Pinus sylvestris var. mongolica and their relationship with meteorological factor in Saihanba, Hebei, China
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图5. 河北塞罕坝4-10月以15天为间隔的樟子松径向变化。斜线箱图表示径向生长量与0有显著差异(单样本t检验, p < 0.05)。 |
Fig. 5. Stem radial growth of Pinus sylvestris var. mongolica at 15 d interval from April to October in Saihanba, Hebei. Diagonal box shows that stem radial variation is significantly different from zero. |
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