nephrolepis individuals was highest at age-class I and II, respectively, and showed a decreasing trend with increasing age-class, indicating that the individuals had high growth potential, which gradually decreased with increasing age-class.
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A comparative study on species composition and population dynamics characteristics of two Abies plants in the Pinaceae.
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The sentences
nephrolepis odorifera population showed a trend of first decreasing, then increasing and then decreasing.
The V 2 value of the stinking fir population was less than 0 only from age-class II to age-class III, and the number of individuals in the rest of the age-classes showed an increasing trend.