1.) You can Farm by Joel Salatin
This book gives the rundown of how to be successful and profitable in a small farm business, aptly subtitled "The Entrepreneur's Guide to Start & Succeed in a Farming Enterprise." There are many ideas that can help you even if you aren't selling at market.
2.) The Market Garden by Jean-Martin Fortier
Micro-farming on 1.5 acres and feeding more than 200 families this book is all about efficiencies. They talk about low tech options but high yield. It is a great read with pictures, check lists and many innovative ideas.
3.) The lean Farm by Ben Hartman
Work smarter, not harder is the key takeaway from this book. Hartman is farming on just 1 acre and using innovative and progressive farming techniques which he talks about in this book. He is helping to bring farming to a new generation of farmers.
4.) Dirt to soil by Gabe Brown
The soil is the star of this book. Through his family trials he has found some innovative solutions to some of the pressing agricultural challenges we come up against today. The question asked here is, "How can we get more life from the land?"
5.) The resilient Farm and Homestead by Ben Falk
A land designer and site developer took some land that would not conventionally be used for farming and made it thrive. He has a team of researchers and this book gives loads of helpful information and strategies on his work. You'll find gravity fed water systems, site design, agroforestry, fertility management and more.