【摘要】 对沙棘死亡及死因进行分析和总结认为:沙棘死亡有分株个体和无性系两种类别;沙棘的死亡因子繁多且复杂;任一单因子可致沙棘分株个体死亡,但不大可能令整个无性系趋于毁灭;各因子综合作用促成大片沙棘走向崩溃,这很可能是一种林木衰退病。更多还原

【Abstract】 The death and dead causes of Hippophae rhamnoides L. are analysed and Summed in this article. The death of Hippophae rhamnoides L. can be individed into two parts,namely the death of its ramet and clone. Its death can be caused by many reasons, anyone of which can lead its ramet to death, while other complicated reasons will be able to make its clone dead. Contrast to its dead causes and symptoms .however, it may be a kind of decline.更多还原