Recursos audiovisuais sobre a auga.

https://www.youtube.com/watch?v=uLTgQFXHlUI

http://www.youtube.com/watch?v=Uwy_kY0UpZY

https://www.youtube.com/watch?v=qewkenM9MAY

https://www.youtube.com/watch?v=My8nIBbmmH4

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