Just had the annual EMG cont. ed. meeting here in Kansas and wanted to give a plug for the keynote speaker Kelly D. Norris. Mr. Norris gave a great presentation to us called "Zoneworthy". If you're looking for speakers, he gives a very personable and engaging presentation. See more about his presentation, and a link to his website, at the blog below:

Here is a link that might be useful: Garden Musings blog about Kelly D. Norris