Covering for Mushroom-beds, 34 „ advantageous to Mushroom crop, 87 Cucumber frames, Mushroom culture in, 56 FAIRY-RING Champignon, 108 Fermentation of manure, how prevented, 16 Floor of Mushroom-house, 3, 5 French mode of preparing manure, 16 „ Mushroom-caves, 57, 71 „ Mushroom-spawn, 28 Forsyth’s Mushroom-house, 7 Frogmore, Mushroom-house at, 5 GARDENS and fields, Mushroom culture in, 77 Gardens about London, Mushroom culture in, 78 Greenhouses, Mushroom culture in, 53 HABITATS of the wild Mushroom, 90 Heating of the Mushroom-house, 6 Hedgehog Mushroom, 139 Horse Mushroom, 98 Hydnum repandum, 139 Hygrophorus pratensis, 135 „ psittacinus, 136 „ virgineus, 135 „ niveus, 136 IRON injurious to Mushrooms, 74 LACTARIUS deliciosus, 129 „ piperatus, 150 „ torminosus (necator), 130 Lawns, Mushroom culture not desirable on, 93 Lycoperdon giganteum, 159 MANED Agaric, the, 117 Manure, preparation of, 13 „ Mr. Early’s method of preparing, 14 „ Mr. Barnes’s „ , 14 „ Frogmore „ , 15 „ how prepared by London market-gardeners, 15 „ how kept from fermenting, 16 „ French mode of preparing, 16 „ summary of directions for preparing, 17 Marasmius oreades, 108 „ urens, 109 Mill-track Mushroom-spawn, 27