If you discover an outbreak of some insect pest, there is seldom reason for panic. Your job is simply to keep insects under control. You will never eliminate them completely.
如果你在植株上发现了某种虫子,千万不要恐慌,只要把虫害控制住就好了,想完全祛除虫子几乎是不可能的。
If you discover an outbreak of some insect pest, there is seldom reason for panic. Your job is simply to keep insects under control. You will never eliminate them completely.
如果你在植株上发现了某种虫子,千万不要恐慌,只要把虫害控制住就好了,想完全祛除虫子几乎是不可能的。
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