It is easier to plant early spring vegetables after winter cover crops if you use low residue winter-killed crops.
Mary Barbercheck, Ph.D., Charles White
This article provides basic information about organic farming, including getting started, considering your product/market, and deciding whether to be certified.
Use the proper herbicide formulations to prevent damage to non-target plants.
These two hot bed systems are a step up from growing under lights or in your kitchen window without all the costs of heating an entire greenhouse.