Page:The Formation of Vegetable Mould through the Action of Worms (1881).djvu/329




 * Abinger, Roman villa at, 178
 * castings from Roman villa, with rounded particles, 253
 * Acids of humus, action on rocks, 240
 * Africa, dust from, 235
 * Air, currents of, worms sensitive to, 28
 * Amount of earth brought to the surface by worms, 129
 * Ants, intelligence of, 93
 * Archiac, D', criticisms on my views, 4
 * Artemisia, leaves of, not eaten by worms, 33
 * Ash-tree, petioles of, 79


 * Beaulieu Abbey, burial of the old pavement, 193
 * castings from, with rounded particles, 255
 * Beaumont, Élie de, on vegetable mould, 2
 * the rubbish underlying great cities, 178
 * the transport of dust, 237
 * the permanence of mould, 289
 * the permanence of ancient tumuli, 290
 * Beech-forests, stones not buried under by castings, 144
 * Bengal, worms of, 123
 * Bones, crushed, burial of, under castings, 146
 * Brading, Roman villa at, 199
 * castings from, with rounded particles, 254