yeah, that is right. But I donot know how to choose some random points from
1-5000.
Thanks!
On 5/1/06, Xiaohua Dai <ecoinformatics@gmail.com>
wrote:>
> If I donot misundertand your question, you can lable all your trees (e.g.
> 1-5000) and then randomly choose some numbers from 1-5000.
>
> HTH
> Xiaohua
>
>
> On 5/1/06, zhang jian <jzhang1982@gmail.com> wrote:
>
> > Hello!
> There are about 5000 trees in 200m*200m plot. I want to choose some trees
> randomly from 5000 trees. But I donot know how to choose it.
> Please give me some advices.
> Thanks!
>
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