极小种群植物猪血木的种群现状及保护对策

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极小种群植物猪血木的种群现状及保护对策

魏雪莹¹, 叶育石¹, 林喜珀², 崔煜文¹, 曾飞燕¹, 王发国¹^,^*(

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Population status and conservation of an extremely small population species Euryodendron excelsum

WEI Xue-Ying¹, YE Yu-Shi¹, LIN Xi-Po², CUI Yu-Wen¹, ZENG Fei-Yan¹, WANG Fa-Guo¹^,^*(

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图6. 三甲镇猪血木种群致死力和寿命期望曲线。
e_x, 进入x年个体的寿命期望值; k_x, 致死率; q_x, 标准化死亡率。I-VI同图3。

Fig. 6. Killing power and life expectancy curve of Euryodendron excelsum population of Sanjia town.
e_x, life expectancy at age x; k_x, specific mortality; q_x, mortality rate. I-VI see Fig. 3.