A Transition Guide to Certified Organic Crop Management, by Margaret F. Huelsman. 2008. Organic Food and Farming Education and Research Program (OFFER), part of the Ohio agricultural Research and Development Center (OARDC), Ohio State University. 74 pp.This manual walks the transitioning organic farmer through each of the major sections of the USDA National Organic Program (NOP) rules, providing a wealth of information and resources to assist the farmer in meeting each requirement. It covers organic approaches to crop, soil, nutrient, weed, pest, and disease management, with more in-depth treatment of cover crops, composting, biological pest controls, non-chemical integrated weed management, and record keeping required by the NOP.