Magnolias are pretty tough plants so don't give up just yet.
I doubt that any advice can be practical unless you give us more
information. Describe the symptoms.
Andrea Giordano wrote in message <37D9355F.1AB8 at inrete.it>...
>Hi there to everyone.
>I strongly suspect my beloved and beautiful magnolia (aged approximately
>70) seriously ill.
>This request of help is addressed to the experts of the field, in order
>to possibly obtain advice, state of the art information and ideas about
>the situation, before (and hopefully during) practical steps to be taken
>>Thank you very much