比尔·沃纳是这个团体的树木繁殖人，他说：“在苗圃中，如果树龄小于5或10年，就非常容易，但是当更老一些的时候，各种物质就不那么灵验。

“In a nursery setting, say something under five or 10 years, it's really easy,” said Bill Werner, one of the group's tree propagators.“But as they get older, material doesn't seem to respond as well.

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否则，苗圃中的树木就不能被淘汰。

Otherwise, no trees could be discarded in the nursery .

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否则，苗圃中的树木就不能被淘汰。

Otherwise, no trees could be discarded in the nursery.

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否则，苗圃中的树木就不能被淘汰。

We bought a small tree at the nursery.

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不过，居民也可到苗圃在某些时候，以收集他们的树木，“菲尔说。”

However, residents can also come into the nursery at certain times to collect their trees, "Phil said."

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这种天牛不仅具有毁坏木材价值的潜力，而且能够毁坏东部主要硬木树种枫树木浆生产能力、苗圃砧木和秋季色彩的价值。

The beetle has the potential to destroy not only timber value, but maple syrup production potential, nursery stock, and fall coloration value of the major eastern hardwoods.

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这种天牛不仅具有毁坏木材价值的潜力，而且能够毁坏东部主要硬木树种枫树木浆生产能力、苗圃砧木和秋季色彩的价值。

The beetle has the potential to destroy not only timber value, but maple syrup production potential, nursery stock, and fall coloration value of the major eastern hardwoods.

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