233, 248, 249, 253, 254.
Apricot, 188, 206.
Apricots, 234.
Area of root-surface, 37, 39.
_Arisarum_, 188.
_Aristolochia_, 259.
Aroids, 113.
Arrest of growth, 246.
Arsenic, 162.
Artificial wounds, 194.
Ascomycetes, 189, 217, 269.
_Ascochyta_, 190.
Ash, 182, 223, 225, 251.
_Asparagus_, 180, 230, 251, 252.
_Aspergillus_, 231.
_Aspergillus niger_, 58.
_Aspidiotus_, 187.
Assimilation, 8, 21, 133, 271, 275, 277, 285, 286.
Assimilates, 274.
Atmosphere, 1, 99.
Atmospheric influences, 101.
Atrophy, 246, 247, 266.
Attractive substances, 136.
_Aucuba_, 264.
Autumnal colouring, 191.
Autumnal fall, 93.
Avalanches, 106.
Bacteria, 102, 133, 143, 168, 173, 176, 182, 190, 200, 216, 219, 223,
227, 231, 236, 237.
Bacteriosis, 227.
Barberry, 176.
Bark boring, 204, 205.
Bark-beetles, 205.
Barley, 176, 248.
Barrenness, 246, 249.
Bats, 244.
Bean, 188, 190, 191, 268.
Beech, 192, 222, 223, 225, 233, 240, 242, 254, 269.
Beech Miner, 208.
Bees, 142, 143, 164.
Beet, 192, 216, 219, 230.
Beet-rot, 230.
Beetles, 110, 143, 145, 205, 206, 207, 248, 254.
Berkeley, 85.
Bilberries, 116, 142, 217, 218, 248.
Biology of soil, 56, 102.
Birch, 207, 218, 224.
Birds, 108, 144, 164, 166.
Bird's-eye Maple, 224.
Black spots on leaves, 186, 189, 191.
Bladders, 218.
Blemish, 198.
Blights, 86, 104, 179.
Blisters, 230.
Blue rays, 21.
_Bombyx_, 187, 218.
Bordeaux mixture, 162.
Boring, 204.
_Botrytis_, 131, 132, 136, 175, 230, 231, 243, 288.
Boussingault, 5, 10.
Bouvardia, 260.
Bramble, 112.
Branch stumps, 194, 199.
Brand, 240.
Breeding, 78.
Briars, 113.
Broom-rapes, 265.
Browning, 122, 186, 235.
Brown spots, 186, 189, 190, 191.
Browsing, 244.
_Bruchus_, 248.
Bruises, 194, 203, 240, 241.
Bryony, 112.
_Bryophyllum_, 260.
Bud galls, 219.
Bud variations, 92, 93.
Bulb diseases, 227.
Buried objects, 211, 269.
Burning, 191.
Burning-glass effect, 192.
Burrows, 204, 205.
Burrs, 222, 223, 224.
Bursting of fruits, 227, 230.
Butterflies, 145.
Bye-products, 276.
Cabbage, 253.
Cabbage moth, 208.
_Caeoma_, 252.
_Caesalpinia_, 233.
Calcium, 272.
Calcium oxalate, 138.
_Calla_, 183.
_Calliandra_, 233.
Callus, 119, 120, 124, 139, 140, 196, 197, 199, 201, 202, 210, 241,
260, 263, 269.
_Calyptospora_, 116, 217.
Cambium, 120, 196, 199, 222.
Camellia, 187.
Cancer, 127.
Canker, 87, 222, 223, 241.
_Capnodium_, 232.
_Capsella_, 116, 175, 252.
Carbohydrates, 16, 17, 20, 34, 122, 184, 272, 273, 277.
Carbolic acid, 162.
Carbon, 272.
Carbon assimilation, 8, 10, 28, 106.
Carbon-bisulphide, 163.
Cardinal points, 288.
Carrot, 164.
_Carpocapsa_, 207.
Cast branches, 123.
Castor oil, 172.
Caterpillars, 109, 164, 207, 208, 244, 254, 259.
Cats, 164.
Cattle, 108.
Cauliflowers, 247, 250.
Causes of disease, 89, 99, 108, 159, 278, 282.
_Cecidia_, 212.
_Cecidomyia_, 182, 213, 214, 218, 219, 254.
Celery, 180, 230.
Cell contents, 168.
Cell-protoplasm, 279, 280, 290.
Cellulose, 132, 277, 286.
_Celosia_, 250.
_Centaurea_, 188.
_Centhorhynchus_, 219.
_Cephaleuros_, 188.
_Cephus_, 248.
_Cercis_, 259.
_Cercospora_, 190.
Cereals, 248.
Change of conditions, 78.
Charlock, 165.
Checks to disease, 166.
Chemical analysis, 32, 64, 103, 272.
Chemical antiseptics, 159.
Chemical energy, 29, 287.
Chemotactic phenomena, 72, 130, 135, 137.
_Chermes_, 153, 223.
Cherry, 208, 209, 231, 234, 235, 247, 248.
Chestnut, 190.
Chlorine, 181.
Chlorophyll, 19, 106, 122.
Chlorophyll action, 184, 192.
Chlorophyll corpuscles, 9, 18, 22.
Chlorosis, 122, 165, 179, 180, 181.
Chrysanthemum, 243, 252.
Chytridiaceae, 127, 136, 189, 208.
_Cicada_, 235.
Cicatrix, 123.
_Cinchona_, 168, 172, 173.
Circulation of carbon, 62.
Circulation of nitrogen, 62.
_Citrus_, 168.
_Clasterosporium_, 188, 209.
Classification of diseases, 99, 101, 120.
_Claviceps_, 232.
Climate, 1.
Climbing plants, 112, 113, 210.
_Clostridium_, 236, 237.
Clothes, 142.
Clover, 164, 187, 249, 252, 288.
Cluster-cups, 188.
Coal gas, 104, 182.
Coccideae, 164, 232.
_Coccus_, 223.
Coffee leaf-disease, 114, 146, 166, 169, 242.
_Coleophora_, 153, 206.
_Coleosporium_, 169.
_Coleus_, 192, 220.
Competition of fungi, 61.
Complex interactions, 91, 99.
Conifers, 125, 205, 223, 225, 234, 258.
Constitution, 156, 283.
Consumption, 248.
Contact irritability, 125, 135.
_Contagium fluidum vivum_, 183.
Contortions, 252.
_Convallaria_, 175.
_Convolvulus_, 112.
_Copaifera_, 234.
Copper sulphate, 162, 165.
Coppery leaves, 191.
Cork, 119, 123, 194, 199, 216, 222.
Cork wings, 217.
Corky warts, 212.
Corn, 248.
Corrosion of marble, 46.
_Cossus_, 206.
Cost of epidemics, 146, 147.
Cotton, 172.
_Crassula_, 253.
Creeping of mycelia, 142.
_Crepis_, 252.
Crimson spots, 189.
Cross-breeding, 266.
Cross-fertilisation, 69, 74, 77, 281.
Cross-graining, 124.
Crucifers, 219, 284.
Cryptogams, 87, 108, 111, 113.
Cuckoo-spit, 233.
Cucullate leaves, 253.
Cucumber, 219.
_Cucurbitaria_, 217, 243.
Cultivation of pest and host plant, 168.
_Curculio_, 248.
Curling, 235, 246.
_Cuscuta_, 134.
Cuts, 119, 143, 194.
Cuttings, 194, 198, 262, 263.
Cyanide of potassium, 165.
Cycads, 128.
_Cynips_, 110, 213, 219.
_Cystopus_, 116, 136, 175, 187, 217, 247, 252.
Cytases, 132.
_Cytisus Adami_, 264, 283.
Daisy, 278.
Damping off, 114, 144, 160, 229, 284.
Dandelion, 247, 252.
Daniel's researches, 283.
Dark heat rays, 27.
Darwin, 72, 125.
_Dasyscypha Willkommii_, 152, 223.
Death, 271, 272, 287, 290.
De Bary, 85, 151.
Deficiency of iron, 180.
Defoliation, 109, 240, 244.
Deformation, 132.
_Dematium_, 135.
_Dematophora_, 143, 145.
Denitrification, 62.
Derivation of Phytopathology, 85.
Destruction, 275.
Development of root-hairs, 40.
Dextrine, 173.
Diagnosis, 85, 89.
Diastases, 132.
Diffusion, 53.
Digestion, 133.
_Digraphis_, 175.
_Dilophia_, 188.
_Dionaea_, 125.
_Dipsacus_, 252.
_Diptera_, 207.
Dis-assimilation, 275, 277, 286.
Discolorations, 179, 186, 192.
Disease, 64, 91, 271, 272, 277, 287, 288, 290.
Disease dodging, 168.
Disease-fungi, 189.
Disease of organs, 119.
"Disease-proof" varieties, 168, 169, 171, 173, 177.
Disease-resisting varieties, 177.
Diseases of absorptive organs, 121.
Diseases of assimilatory organs, 119.
Diseases of bark, 120.
Diseases of cambium, 120.
Diseases of parenchyma, 120.
Diseases of respiratory organs, 119, 121.
Disintegration, 275.
Distortions, 140, 246, 251, 252, 253.
Dissemination of fungi, 142.
Division, 127.
Dodder, 113.
_Dolium_, 134.
Dormant buds, 224, 225, 257, 259, 260.
Double flowers, 247, 256.
Double ideals in selection, 168.
_Dracaena_, 192.
Drainage, 103.
Drawing, 106, 180.
Drip, 103.
Drooping, 43, 179.
Drops of water, 192.
Dropsy, 228.
Drought, 121, 183, 190, 191, 245, 248, 249.
Dry-rot, 143, 237.
Ducks, 144.
Dutrochet, 7.
Dwarfing, 246, 249.
"Dying back," 190, 240, 242, 243, 244.
Earwigs, 164, 207.
_Eau Celeste_, 162.
_Edelfaeule_, 230.
Eelworms, 111, 248.
Effects of environment, 262.
Eggs of insects, 187.
Elaborated sap, 94.
Elm, 218, 224, 225, 233, 260.
_Empusa_, 163.
Endemic diseases, 153, 160, 166.
Endive, 180.
Endophytes, 130.
Endophytic algae, 128.
Endophytic fungi, 193.
Energy in plants, 15, 25, 287.
Engelmann, 20, 27.
_Entyloma_, 187.
Enzymes, 10, 130, 132, 136.
_Epichloe_, 218.
Epicormic shoots, 224, 257, 260.
Epidemics, 108, 109, 113, 115, 142, 153, 160, 163, 166.
Epiphytes, 113, 130, 135, 137.
Epiphytic algae, 188.
Epiphytic fungi, 161, 193, 232.
_Equisetum_, 113.
Ergot, 131, 142, 144.
_Erineum_, 88, 212, 214, 215.
Erosions, 204, 207.
_Erysipheae_, 135, 142, 161, 187, 268.
Essentials of fertilisation, 69.
Estimates of loss, 146.
Etiolation, 106, 179, 180, 229.
_Euphorbia_, 116, 134, 247, 266.
Excavations, 204.
Excess of food, 229.
Excess of minerals, 102.
Excess of water, 100.
Excessive growth, 246.
Excessive nutrition, 250.
Excrescences, 114, 212, 222.
Excreta, 45, 130, 133.
_Exobasidium_, 128, 218.
_Exoascus_, 116, 128, 188, 208, 214, 218, 225, 247, 253.
Expense of materials, 161.
Experiments necessary, 168.
Exposure of roots, 179, 184.
External causes of disease, 99.
Extinction of species, 91.
Exudations, 227.
Exudation under pressure, 51.
Factors of an epidemic, 149, 165.
Falling of fruit, 206.
Falling leaves, 123.
False chlorosis, 181.
False etiolation, 180.
_Farfugium_, 188.
Fasciations, 230, 246, 251.
Fats, 272, 286.
Feeding, 14, 16.
Fermentation, 58, 102, 130, 233.
Ferns, 113, 247, 260, 261.
Fertilisation, 71.
Field-mice, 164.
Figs, 113.
Finger and toe, 114, 127, 163.
Fire, 240.
Flaming, 164.
Flattened roots, 246, 252.
Fleshiness, 228.
Flies, 86, 110, 142, 143, 145.
Flux, 227, 231.
Flying foxes, 244.
Focussing of solar rays, 192.
Foliage, 110.
_Fontaria_, 134.
Food, 18.
Forest-fires, 241.
Formic-aldehyde, 20.
Foul products, 100.
Foxy leaves, 191.
Freezing, 121, 183.
Frit fly, 182.
Frost, 153, 160, 225, 229, 248, 249.
Frost-beds, 243.
Frost-blisters, 212, 218.
Frost canker, 222.
Frost-cracks, 204, 209, 242.
Frost-patches, 240.
Frost-ridge, 209.
_Fumago_, 190, 232.
Fumes, 104.
Functions of roots, 43, 45.
Functional depression, 96.
Fungi, 89, 108, 143, 174, 189, 200, 205, 207, 208, 212, 216, 219, 223,
229, 231, 233, 238, 240, 241, 243, 248, 251, 255, 258, 265, 267,
283, 284, 288.
Fungus attacks, 139.
Fungus galls, 219.
_Fusarium_, 143, 238.
_Fusicladium_, 189.
_Fusisporium_, 237.
_Gagea_, 258.
Gall-apple, 218.
Gall-flies, 219.
Gall-insect, 139.
Gall-like swellings, 128.
Galls, 86, 110, 120, 130, 138, 212, 214, 218, 255.
Gangrene, 231.
_Garreya_, 264.
Gas, 160.
Gases in soil, 104.
_Gastropacha_, 225.
Gelatine, 163.
General death, 116.
General disease, 119, 120.
Germ-plasm, 267.
_Gesneria_, 260.
_Glechoma_, 218.
_Gloeosporium_, 189, 190, 208.
_Gloxinia_, 260.
Goats, 164.
Gooseberry, 217.
Graft-hybrids, 262, 267, 271, 283.
Grafting, 78, 155, 169, 183, 250, 262, 271, 281.
Grain-rust, 146.
Grapes, 192, 230, 231.
_Grapholitha_, 109, 207.
Grass, 111, 189, 190, 205, 218, 233.
Green fly, 161.
Grew, 85.
Greyish spots, 187.
Growth, 271, 274, 275, 286.
Grubs, 110, 207.
Gumming, 235.
Gummosis, 227, 234, 235.
_Gymnosporangium_, 114, 176, 223.
Hail, 106, 240, 241.
Hales, 85.
_Haltica_, 209.
Hardy varieties, 168, 170, 177.
Haustoria, 134, 135, 136.
Healing, 194, 196.
Healing by cork, 123.
Health, 272, 287.
Health and disease, 91, 97, 287.
Heliotropism, 126.
_Hemileia_, 146, 169.
Heredity, 72, 283.
_Herpotrichia_, 135, 190.
Hessian Fly, 182.
_Heterodora_, 219, 220.
_Hieracium_, 112.
History of Phytopathology, 85.
Holdfast of roots, 42.
Hollyhock disease, 143.
Holly, 217.
Honey dew, 144, 227, 232, 233.
Hops, 162, 187, 191, 232, 253.
Hop-aphis, 146.
Hop-disease, 166.
Hop mildew, 161.
_Hormomyia_, 219.
Hornbeam, 224, 233, 242.
Horse-radish, 260.
Host, 284, 285.
Hyacinth, 231, 261.
Hyacinth disease, 143.
Hybrids, 69, 156, 281.
Hybridisation, 69, 75, 169, 266, 281.
Hydrochloric acid, 181.
Hydrogen, 272.
Hymenomycetes, 206.
Hypertrophy, 119, 127, 139, 213, 215, 247, 266.
_Hypochaeris_, 112.
_Hypomyces_, 237.
_Hyponomeuta_, 254.
Ice, 184, 209.
Ichneumon-flies, 165.
_Icterus_, 181.
Illegitimate unions, 265.
Immunity, 155, 156, 165, 168, 169.
Impervious subsoil, 181.
Inarching, 269.
Increase in dry weight, 23.
Indian agriculture, 172.
Indian wheats, 168.
Indispensability of elements, 278.
Infection, 262, 265, 267.
Ingredients of protoplasm, 272.
Insect bites, 225.
Insect diseases, 145, 146, 154, 189.
Insect punctures, 88.
Insects, 89, 98, 108, 109, 120, 138, 142, 153, 174, 187, 194, 203,
205, 206, 207, 208, 212, 223, 229, 241, 244, 248, 251, 254, 255,
258, 259, 269.
Insolation, 180, 242.
Intercellular endophytes, 136, 137.
Intercellular mycelium, 128.
Interference, 91.
Internal causes of disease, 99, 101.
Intracellular parasites, 127, 136.
Intramolecular respiration, 277.
Intumescences, 212, 215.
Inulin, 11, 17.
Invertebrata, 108.
Irritability, 125, 127.
Irritation, 119, 139.
_Isaria_, 163.
Ivy, 113, 165.
Japanese trees, 250.
Jerusalem Artichoke, 264.
_Juncus_, 219.
Juniper, 114.
Kidney bean, 192.
Knauers, 223.
Knife wounds, 194, 195.
Labour, 161.
Lace-wings, 165.
_Lachnus_, 223.
Lady-birds, 164, 165.
Lammas shoots, 257, 259.
Larch, 168, 171.
Larch disease, 115, 149, 152, 166, 171, 223, 241.
Larvae, 110.
Lateral wounds, 132.
Lawns, 112.
Laying of wheat, 179, 180.
Leaf-curl, 236, 253.
Leaf-diseases, 114, 119, 120, 242.
Leaf-galls, 217, 218.
Leaf-miner, 86, 109, 204.
Leaf perforations, 208.
Leaf rolling, 214, 246, 254.
Leaf-spots, 114, 190.
Leguminoseae, 137, 219.
Lemons, 235.
Lenticels, 217.
Lepidoptera, 187.
_Leptosphaeria_, 249.
Lichens, 137.
Liebig, 4.
Life, 271, 285, 287.
Life and death, 271.
Light, 27, 106.
Lily disease, 143.
Lime, 163, 215, 218, 232, 253, 254, 260, 269.
Limes, 172.
Limits of variation, 287.
_Linaria_, 252.
Liquid antiseptics, 160, 161, 162.
Living environment, 99, 108.
Local action, 114.
Local disease, 119, 121.
Locusts, 109, 145, 163, 164.
Longicorns, 205.
_Loranthus_, 113, 245, 265.
Losses due to epidemics, 142.
Lowering of temperature, 100.
Lucerne, 249.
Lurking parasites, 142, 145.
Lychnis, 232.
_Lyonetra_, 206.
_Lysimachia_, 217.
Machine, plant compared to a, 79.
Magnesium, 272.
Maize, 116, 173, 219, 267.
_Majanthemum_, 175.
Malformations, 116, 130, 131, 246, 251.
_Mal nero_, 190.
Mallow, 252.
Malpighi, 85.
Mammals, 142.
Man and plants, 108, 142, 143.
Manna, 227, 235.
Manna Ash, 235.
Maple, 259.
Maximum, 288.
Maximum absorption, 19.
Maximum assimilation, 19.
Maximum temperature, 105.
Mealy bug, 164.
_Melampsora_, 176.
Melon, 220.
Messmates, 63.
Metabolic products, 274.
Metabolism, 23, 127, 271.
Metabolites, 278.
Metallic compounds, 162.
Mice, 108, 163.
Microbes, 227.
Micro-organisms, 183.
Mildew, 86, 164.
Millardet, 169.
Mineral salts, 101.
Miniature trees, 250.
Minimum, 288.
Minimum temperature, 105.
Misconceptions, 12.
Mistletoe, 113, 265.
Mites, 192, 214, 255.
Mixed species, 166.
Molecular structure of protoplasm, 273, 274.
Mongrel forms, 74.
_Monilia_, 217, 231.
Monstrosities, 246.
Moraine plants, 250.
Moths, 110, 145, 206.
Moulds, 230, 231, 237, 243.
_Mucor_, 230, 231.
Mulberry, 244.
Mutilations, 252.
Mycelial strands, 145.
Mycelium, 188.
Mycocecidia, 219.
Mycorrhiza, 137.
Myrtaceae, 258.
_Mytilaspis_, 187.
Natural checks, 159.
Natural demise, 91, 93.
Natural Grafts, 269.
Natural Selection, 72, 99, 167, 286.
Natural Wounds, 204.
Nature of soil, 57.
Necrosis, 240, 241, 243.
_Nectria_, 145, 217, 223, 241, 243, 269.
Nematodes, 111, 134, 139, 219, 220.
Nettle, 116, 252.
_Neurotus_, 219.
New formations, 255.
Nitrate, 273.
Nitrification, 62, 102.
Nitrogen, 272.
Nodosities, 219.
Nodules on roots, 63, 137.
Non-living environment, 99.
_Notommata_, 140.
Nuclear fusion, 267.
Nuclear protoplasm, 271, 279, 280, 290.
Nuclear substance, 71.
Nucleo-plasm, 280.
Nuts, 248.
Oak, 110, 188, 215, 218, 219, 223, 233.
Oak leaf-roller, 254.
Oat, 176.
Occlusion, 200, 201, 222, 223.
Odours, 144.
Oedema, 228.
Olive, 223.
Onion, 231.
_Oniscus_, 182.
_Oospora_, 216.
Optimum temperature, 105, 288.
Orange, 173, 187, 235, 247.
Orange-coloured spots, 187.
Orchard trees, 163.
_Orchestes_, 206.
Orchids, 113, 266.
Organic acids, 50.
Organisation, 89.
Organised structure, 13.
Organisms in soil, 60.
_Orobanche_, 112.
Osmosis, 26, 29, 46.
Osmotic pressures, 18, 41, 52.
Over-crowding, 104, 111.
Over-feeding, 102.
Over-watering, 97.
Oxalic acid, 134, 136.
Oxidation, 124.
Oxygen, 104, 272.
Oxygen-respiration, 12, 64.
Pallor, 179, 180.
Palms, 192.
_Pangium_, 134, 165.
Parasites, 61, 113, 119, 130, 139, 174, 187, 230, 265, 269, 284.
Parasitic algae, 188, 217, 219.
Parasitic bacteria, 163.
Parasitic diseases, 88, 119, 121.
Parasitic epiphyte, 136.
Parasitic fungi, 87, 97.
Parasitism, 262, 264, 268, 271.
_Paris_, 175.
"Paris green," 162.
Parti-coloured leaves, 191.
Parti-coloured spots, 186.
Pasture grasses, 69.
Pathology, 121, 257.
Pathology of cell, 119.
Pathological conditions, 168, 170, 246.
Pea, 190, 191, 206, 208, 248, 268.
Peach, 170, 253.
Pear, 179, 187, 189, 191, 216, 218, 231, 240, 248, 249, 253, 257.
Pedigree wheats, 69.
_Pelargonium_, 198, 253.
Peloria, 252.
_Penicillium_, 231.
_Peridermium Pini_, 223, 234.
_Periola_, 238.
Permanganate, 162.
_Peronospora_, 136, 160, 175, 187, 189, 208.
_Petasites_, 188.
Petroleum, 162.
_Peziza_, 115, 144, 152.
Phanerogams, 108, 111.
_Phellomyces_, 238.
_Phoma_, 217, 243.
Phosphorus, 272.
Photo-synthesis, 11, 16.
_Phragmidium_, 189.
_Phyllachora_, 189.
_Phyllereum_, 253.
_Phyllobium_, 217.
_Phyllosiphon_, 188.
_Phyllosticta_, 188, 209.
_Phylloxera_, 110, 145, 149, 154, 155, 163, 166, 172, 188, 219, 220, 268.
Physiology, 1, 66, 85.
Physiological diseases, 119, 121.
_Phytomyza_, 206.
Phytopathology, 85.
_Phytophthora_, 115, 136, 144, 150, 151, 235, 236.
_Phytophysa_, 219.
_Phytoptus_, 189, 213, 214, 215, 218, 219, 253, 254.
_Pilea_, 219.
_Pilobolus_, 126, 140.
Pines, 183, 223, 234, 251, 252.
Pine-apple, 258.
Pith flecks, 204, 207.
Plant as agent of disease, 99, 108.
Plant, agricultural chemistry of, 1.
Plant and its food, 7.
Plant and its surroundings, 1.
Plant, a machine, 1, 15.
Plant, central object of study, 1.
Plant, physiology, 1.
_Plantago_, 257.
Plantain, 112, 257.
Plants, dying out of, 93.
Plasmodia, 163.
_Plasmodiophora_, 114, 126, 127, 144, 163, 219, 284, 285.
Plasmolysis, 47.
_Pleospora_, 236.
_Pleotrachelus_, 126, 140.
Plum, 171, 189, 192, 209, 214, 206, 231, 235, 248, 249, 260.
_Poa_, 258.
Pocket-like galls, 155, 214, 218.
Pocket-plums, 214.
Pockets, 253.
Poison, 102, 130, 136, 163, 216.
Poisonous gases, 181, 248.
Pollen grain, 288.
Pollination, 248, 262, 265, 266, 271.
_Polydesmus_, 236.
_Polygonatum_, 175.
_Polygonum_, 258.
Polymorphism, 174.
Polyporei, 142.
_Polyporus_, 143, 206.
_Polystigma_, 189.
Poplar, 188, 206, 215, 218, 254.
Post and epidemics, 142.
Potassium, 272.
Potassium sulphite, 162.
Potato, 162, 171, 194, 209, 216, 236, 237, 258.
Potato-disease, 114, 143, 149, 150, 166, 189, 207, 235.
Powders, antiseptic, 159, 160, 161.
Predisposition to disease, 98, 99, 105, 168, 169, 229, 262, 268, 277,
278, 282.
Preventible diseases, 159.
Preventitious buds, 259.
Prolepsis, 257, 259.
Proliferations, 257, 258.
Properties of soil, 57.
Prophylactic measures, 160.
Proteids, 132, 138, 272, 277, 286.
Proteolytic enzymes, 132.
_Protomyces_, 217.
Protoplasmic molecules, 276, 278, 286.
Protoplasm, 33, 41, 271, 272, 274, 276.
Pruning, 105, 143, 194, 225, 250.
Prussic acid, 163, 165, 173.
_Psylla_, 253.
_Puccinia_, 88, 114, 169, 175, 176, 188, 189, 247, 252.
Puckers, 214, 235, 246, 253.
Puffing of spores, 142, 144.
Punctures, 212.
Pure culture, 166.
Purple-black spots, 191.
Pustules, 188, 190, 212, 217.
Putrefaction, 234.
_Pyrethrum_, 161.
_Pyrus_, 214.
_Pythium_, 114, 119, 136, 144, 160, 230.
_Quassia_, 161.
Quinine, 173.
Rabbits, 108, 142, 164, 194.
Rain trees, 233.
Rankness, 97, 227, 228.
Rats, 108, 163.
Rays of light, 18.
Red light, 21.
Red spider, 161, 187, 188, 192.
Red spots, 188, 253.
References in Bible, 85.
Remedial measures, 89.
Repellent substances, 136.
Reproduction, 72, 281.
Reserves, 274.
Resin, 125.
Resin-flux, 234.
Resinosis, 227, 234.
Resistance to disease, 155, 268.
Resistant races, 172.
Respiration, 17, 31, 130, 271, 275, 276, 285, 287.
Reversions, 73.
Rhinanthoideae, 265.
_Rhinanthus_, 112.
_Rhizobium_, 289.
_Rhizoctonia_, 238.
Rhizomorph, 145.
Rhododendron, 218.
Rhubarb, 180, 230.
_Rhynchitis_, 254.
_Rhytisma_, 188.
Ribbon grass, 183.
_Ribes_, 214.
Rice, 172.
Rimpau's experiments, 69, 73, 77.
Ringing, 194, 201, 202, 210.
Ripened wood, 243.
_Robinia_, 259.
Rodents, 109.
_Roestelia_, 217.
Rolled leaves, 86.
Root, 9, 35, 96, 120, 227, 270.
Root-absorption, 181.
Root-diseases, 119, 120.
Root-excretions, 46.
Root-fusions, 262.
Root-galls, 221.
Root-hairs, 34, 102, 163.
Root-nodules, 212, 219.
Root-parasites, 112, 265.
Root-rot, 230.
Roses, 232, 243, 257, 268, 278.
Rosettes, 225.
Rot, 97, 182, 227, 229, 231, 236.
Rotation of crops, 69, 166.
Rotifer, 140.
Rot-organisms, 200.
Rotting of wounds, 87.
Rouen law, 85.
Rushes, 114.
Rust, 122, 142, 171, 172, 175, 191.
Rye, 176, 248.
_Saccharomyces_, 60.
Sachs, 7, 36.
_Salvia_, 214.
San Jose scale, 187.
Sand-blast action, 184.
Sandy soils, 184.
_Saperda_, 205.
Saprophytes, 135, 137, 175, 234, 243, 244.
_Scab_, 189, 216.
_Scale_, 187.
_Schinzia_, 114.
_Schizoneura_, 223.
Scion, 183, 262, 264, 266, 282.
_Scleroderris_, 223.
Sclerotia, 143.
Schwarz, 39.
_Sclerotinia_, 142, 143, 144, 231, 248, 249, 288.
Scolytidae, 205.
Scorching, 240, 241.
Scurf, 216.
Sea-kale, 261.
_Secale_, 76.
Secretions, 130, 133, 173, 274.
Sedges, 189.
Seedless grapes, 247.
_Selandria_, 208.
Selection, 69, 74, 78, 169.
Selective absorption, 53, 65.
Self-fertilisation, 281.
Semi-parasites, 112.
_Senecio_, 188.
Sensitive plant, 125.
_Septoria_, 114, 187.
Sewage waters, 59.
Sexual act, 72.
Shaded foliage, 113.
Shanking, 246, 249.
Shoots from old wood, 260.
Shot holes, 204, 208, 209.
Silver fir, 224.
Silver leaf, 192.
_Sirex_, 206.
Skeleton leaves, 204, 207.
Slime flux, 227, 233.
Slime fungus, 219.
Slugs, 111, 164, 207, 269.
Smut, 117, 143, 162, 190.
Snails, 111, 142, 207.
Snow, 106.
Soap, as insecticide, 161.
Soil, 1, 42, 99, 102, 142, 163.
Soil-bacteria, 60.
Soil-filtration, 59.
Soil-organisms, 61, 143.
Solar energy, 135.
Somato-plasm, 267.
Sooty moulds, 135, 190, 232.
_Sorbus_, 207.
_Sorosporium_, 216.
Sour-rot, 231.
Sparrows, 164.
Specialised races, 168, 176.
Specific predisposition, 155.
Spectrum, 19, 21, 26.
Spermogonia, 144, 232.
_Sphaerella_, 189.
_Sphaerotheca_, 187.
Sphaeroblasts, 222, 225.
_Spicaria_, 237.
Spiral grooving, 204, 210.
Spiral growth, 252.
_Spongospora_, 216.
Spontaneous variations, 78, 246, 255.
Spores, 144.
Sports, 93, 247.
Spots on leaves, 120, 186.
Spraying, 159, 161, 162.
Spreading of disease, 142.
Squirrels, 108.
Stag-head, 240, 244.
Starch, 9, 16, 17, 20, 23, 138, 173.
Statistics of epidemics, 147.
Steeping, 161.
Stem diseases, 120.
_Stereum_, 206.
Sterility of soil, 61.
Stimulation, 119.
Stimuli, 126, 127, 139.
Stock, 262, 264, 266, 282.
Stomata, 23.
Stool-shoots, 201, 225, 269.
Stool stumps, 194, 201.
Strangulations, 204, 209.
Strawberry, 189, 257.
Stripping, 194, 197.
Stroma, 217.
Structure, 274.
Structure of protoplasm, 271.
Structure of root-hairs, 40.
Struggle for existence, 105, 159, 164, 165, 167, 286.
Study of causes, 85.
Stumps, 194.
Subsoil, 57, 103.
Substitutive selections, 286.
Suckers, 225, 260.
Sugar, 11, 17, 20, 173, 286.
Sugar cane, 172.
Sugar cane disease, 166.
Sulphate, 273.
Sulphur, 161, 163, 272.
Sulphurous acid, 181.
Sun-burn, 240, 241.
Sun-cracks, 240, 242.
Sundew, 232.
Sunflower, 256, 264.
Sun-spots, 192.
Superstitions, 85.
Surface energy, 26.
Surface roots, 112.
Sweet almond, 173.
Symbiosis, 63, 130, 137, 219, 263, 265, 268, 285.
Symptoms of disease, 89, 122, 179, 186.
_Synchytrium_, 127, 188, 217, 247.
Synthesis, 65.
_Syringa_, 259.
Syringing, 161, 164.
Tamarisk, 235.
Tannin, 138.
_Taphrina_, 218.
Tar, 164.
Tea, 244.
Teazel, 252.
Teleutospore, 189, 191.
Temperature, 99, 105.
Tendencies to ill-health, 91.
Tendrils, 125.
Teratology, 246, 253, 254, 257.
_Tetraneura_, 218.
_Tetranychus_, 187, 192.
Thawing, 183.
_Thelephora_, 206.
Therapeutics, 85, 89, 159.
Thermotropism, 126.
_Thesium_, 112.
Thick-skinned organs, 168, 171.
Thinning, 96, 105.
Thistle, 247.
Thrips, 88, 191, 208.
Thyloses, 125.
_Tilia_, 214.
Timber diseases, 119, 120.
Timiriazeff, 21.
_Tinea_, 206.
Tissue diseases, 119.
Tobacco, 209.
Tobacco powder, 161.
Tomato, 171, 219, 230.
Top-dry trees, 244.
Topical remedies, 161.
_Tomicus_, 205.
Torsions, 246, 252.
_Tortrix_, 254.
Toxic agents, 130.
Transformation of energy, 25, 28.
Transformation of organs, 254, 255.
Transmission of acquired characters, 264, 283, 290.
Transplanting, 96.
Transpiration, 181, 228.
Trees, 109.
_Trichosphaeria_, 135.
_Triticum_, 76.
Tumescence, 227, 228.
Tunnels, 206.
Turgescence, 47, 228, 230.
Turnip, 126, 162, 230.
Twitch, 113.
_Tylenchus_, 238, 248.
Ulcer, 231.
Unger, 85.
Unsuitable soils, 101.
Upheaval of seedlings, 179, 183.
Uredineae, 114, 134, 136, 145, 169, 188, 189.
_Uredo_, 88, 188, 191.
Uredospores, 191.
_Uromyces_, 116, 188, 191, 266.
_Urocystis_, 220.
Ustilagineae, 145, 190, 217, 248.
_Ustilago_, 116, 117, 175, 190, 219, 255.
_Vaccinium_, 128, 288.
Variability, 174.
Variation, 67, 72, 91, 92, 168, 174, 176, 246, 262, 263, 264, 271,
282, 286, 288, 289.
Variegation, 179, 182, 183, 192.
Varieties, 78, 247.
Varieties of soil, 56.
_Vaucheria_, 139, 140.
Vegetable acids, 48.
Vertebrata, 108.
_Verticillium_, 145, 236.
_Viburnum_, 214.
Vine, 110, 149, 156, 162, 164, 169, 171, 189, 190, 191, 222, 248, 268.
Vine disease, 143.
Vivipary, 257, 258.
Walnut, 190, 209, 253.
Want of air, 100.
Washing leaves, etc., 161.
Wasp-flies, 165.
Wasps, 145.
Water, 272.
Water and insects, 161.
Water-culture, 65.
Water in soil, 103.
Waterlogging, 181.
Weaving of fungi, 190.
Webs, 190, 254.
Weeding, 105.
Weeds, 69, 111, 113, 165, 229, 249.
Weevils, 248.
Wet feet, 181.
Wheat, 169, 171, 172, 176, 179, 180, 182, 183, 230, 248.
Wheat rust, 86, 122, 146, 166, 169, 176.
White spots, 186, 187.
Willow, 206, 207, 219, 223, 233, 259.
Willow beetle, 208.
Wilting, 179, 181, 235, 249.
Wind, 106, 142, 144, 153, 184, 209, 229.
Wire-worms, 109, 181.
Witches' brooms, 116, 222, 224.
Wood, 124.
Wood-ashes, 161.
Woodbine, 112, 210.
Wood-boring, 204, 205.
Woodlice, 164.
Wood-nodules, 225.
Wood-wasps, 206.
Woolly-aphis, 219, 223.
Worms, 109, 142, 144, 194, 238.
Wounds, 108, 139, 194, 204, 207, 213, 260, 263, 269.
Wound-cork, 195.
Wound-fever, 123.
Wound-fungi, 203, 204, 240.
Wound-gum, 125.
Wound-wood, 124.
Wrens, 165.
Wrinkling, 253.
_Xenia_, 267.
_Xyloma_, 88.
Yeasts, 134, 172, 231, 233.
Yellowing, 179, 181, 182, 184.
Yellow leaves, 89.
Yellow spots, 186, 187, 188, 253.
Zoospores, 151.
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Transcriber's Notes:
The word Oedema uses an OE ligature in the original.
The following corrections have been made to the text:
Page vi: be the better for a real knowledge[original has
knowlege]
Page 55: and[original has and and] are too crudely mechanical
Page 117: Prillieux[original has Prilleux], _Maladies des
Plantes Agricoles_
Page 128: the intercellular mycelium of _Exoascus_[original
has Exoacus]
Page 134: subject to attacks of Uredineae[original has
Uredinae]
Page 142: carried[original has carrried] from plant to plant
Page 176: its aecidia[original has aecida] on the Barberry
Page 182: _e.g._ _Oniscus_[original has Oscinis], the Frit
Fly, and _Cecidomyia_[original has Cecidomya]
Page 182: not necessarily less ash constituents[original has
constitutents]
Page 183: nature of a transmissible enzyme[original has
enyzme]
Page 203: _Krankh. d. Pflanzen_, B. I.[original has 1] cap. 2
Page 206: leaves of Apples by _Lyonetia_[original has
Lyonettia]
Page 218: _Epichloe_[original has Epichloe], which clothes the
sheaths
Page 219: beetle which attacks Crucifers[original has
Crucificers]
Page 221: on the green parts of Hibiscus,[comma missing in
original]
Page 221: nodules of the roots of Leguminoseae[original has
Leguminosae]
Page 230: _Edelfaeule_[original has Edelfauele], a rotten
condition of the grapes
Page 235: giving an almost mealy[original has meally]
appearance
Page 243: as its mycelium[original has myceliun] spreads
Page 258: _Prolepsis._[original has Proplesis]--It frequently
Page 293: Aetiology[original has AEtiology], 89, 100.
Page 293: _Anthonomus_[original has Anthonomos], 249.
Page 294: Bird's-eye[original has Birds'-eye] Maple, 224.
Page 295: _Cercospora_,[original has Cereospora] 190.
Page 298: _Eau Celeste_[original has Celeste], 162.
Page 300: _Heterodora_[original has Heterodera], 219, 220.
Page 300: Holly, 217.[period missing in original]
Page 300: _Hypomyces_, 237.[original has comma]
Page 301: _Lyonetia_[original has Lyonetra], 206.
Page 303: Permanganate[original has Permangate], 162.
Page 304: Prophylactic[original has Phophylactic] measures,
160.
Page 304: _Phytomyza_, 206.[period missing in original]
Page 304: _Phyllereum_[original has Phyllereus], 253.
Page 304: Pine-apple[original has Pine apple], 258.
Page 305: _Puccinia_, 88, 114, 169, 175, 176, 188, 189, 247,
252[original has 252, 247].
Page 307: Somato-plasm[original has Somatoplasm], 267.
Page 307: Spermogonia[original has Spermagonia], 144, 232.
Page 308: _Tomicus_[original has Tornicus], 205.
The following index entries were out of alphabetical order and have been
moved to the appropriate locations:
Phylloxera
Plants, dying out of
Poisonous gases
Preventible diseases
Prophylactic measures
Spermogonia