Information (in no particular order) about:

About growing cherries, plums, and cherry plums: http://albertafruittrees.tripod.com/id9.html

Growing small fuits: http://www.ext.nodak.edu/county/cass/horticulture/fruit/smfruitcul.htm

Minnesota Hardy Tree Fruits: http://www.maes.umn.edu/MNHardy/components/treefruits.asp

A little bit about growing grapes, from the University of Minnesota:: http://www.maes.umn.edu/components/7564_08.asp

How to grow blueberries: http://www.extension.umn.edu/distribution/horticulture/DG3463.html

Growing Blueberries in the Home Garden: http://ohioline.osu.edu/hyg-fact/1000/1422.html

About the Royalty Raspberry: http://www.nysaes.cornell.edu/pubs/fls/OCRPDF/97.pdf

Raspberries for the home garden:: http://www.ext.colostate.edu/Pubs/Garden/07001.html

About pollinization: http://www.edibleforestnursery.com/POLLINIZATION.HTM

Photographs of the fruits and descriptions from our supplier found at: http://www.baileynurseries.com, click on "Images," then on "Library."

About apple varieties: http://www.minnesotaharvest.net/apples.htm

Tips for trees and shrubs: http://www.bergesonnursery.com/tips/trees.php

Growing fruit in the north: http://www.bergesonnursery.com/tips/fruit.php

About pollinization: http://www.edibleforestnursery.com/POLLINIZATION.HTM

A fruit guide: http://www.smm.org/bigbackyard/plantguide/plantguide_trees.pdf (From Science Museum of Minnesota)

Backyard Gardener: http://www.backyardgardener.com/