Pokemon Help with berries

[Shiny Unown]

Can someone tell me if theres a way to get the enigma berry on pokemon emerald or any ther berry of the e-reader on pokemon emerald?

 

[Light Venusaur]

Attach it to a Pokémon & trade it over!

 

[Shiny Unown]

Attach it to a Pokémon & trade it over!

You think i didnt try that?

 

[Numair]

I don't think there is a way to get the enigma berry or any other berry of the e-reader on pokemon emerald?