The Intelligent Gardener by Steve Solomon & Erica Reinheimer is the best single volume reference on soil minerals for the home gardener. If you want to learn why and how to balance your own soil, this is the place to start.
Weedless Gardening by Lee Reich covers intelligent irrigation systems, as well as mulching and raised beds.
Advancing Biological Farming: Practicing Mineralized, Balanced Agriculture to Improve Soils & Crops by Gary Zimmer is geared to farmers, but has much excellent information in it.
Soil testing lab
Soil test interpreter
(Sort of) Local amendment suppliers
I may be available for as a soil consultant (after farm chores are complete!); contact me, if you are interested in having someone walk you through the entire process, including interpreting results and supplying the final soil prescription amendments.