Video (20 minutes) of a virtual tour of the experiences of Rodale Institute on weed management practices in organic farming. It describes in detail the technique of roller crimper in corn and soy-bean and also (later) other mechanical tools used by farmers (tine weeder and cultivator).
The main topic is the use of cover crops in weed management but it also reports of the impact of cover crops on soil characteristics and how to measure them. All the shoots are from field days or fields, to give a practical demonstration of the activities and results. The user can get an overview with a strong practical approach.