How to Grow Bulb Vegetables: A Practical Gardening Guide to Growing Onions, Garlic, Shallots, Leeks, Chives and Fennell, with Step-By-Step Techniqu (en Inglés)
Including illustrated step-by-step instructions for preparing the soil, sowing in the open and under glass, and harvesting and storing, this work gives practical advice on cultivating bulb vegetables, such as onions, garlic, leeks, and fennel.