Hi MAte,
I'll jump to your defence before anyone else steps in!
What everyone will say is you have to go and look for it. Pop into a few farms, drop by the market/pub/vets and anywhere else where you can meet farmers. Now, you'll have to be more than confident and competent to get anywhere. Put yourself in the position of the farmer, would you like someone who can't hit a barn door pinging pellets around your precious livestock? And I do mean precious as this is the farmers livelihood we're talking about.
So, in short, you're going to get a shiteload of "no's" before you get an "I'll