Soil Treatment Reference Manual Soil Works LLC, is our mother company. It is not just our name, it gives reality to who we are. Nutrients that truly get the soil to work! Our mission and function is to manufacture and distribute the best soil nutrients on the planet. We aim to produce, high quality, high density food in a sustainable long-term natural manner! We offer a complete soil treatment reference manual designed to provide you answers to common questions and detailed information to help you naturally maintain your soil and turf in the best manner possible. You can view or download the manual.