139 



PAGE 



Fertilisation ;-. 37 



Field Fare 129 



Flies 113 



Hoverer 132 



Flowers, production of 34 



Flower, structure of 36 



Fluctuations 45 



Fog, effect on vegetation 55 



Food materials in turnip 67 



Forficula auricularia 106 



Forcing 35 



Formalin, remedy for house flies 120 

 Formalin as soil disinfectant ... 83, 86 



Forsythia, pruning of 35 



"Frog hoppers" 126 



Frost, effect of 53 



Fruits, ripening of 40 



Fumigation Methods 128 



Fungi as parasites 60 



Fungi as saprophytes 60 



Fungi, nutrition of 60 



Fusarium 82, 83 



Fusarium lycopersici 84 



Fusarium Solani 76 



Gall Mites 103 



Garden Snail 101 



Gas Lime for Eelworms 100 



for Wireworms 112 



for Leather Jackets Ii4 



for Cabbage Root Fly ... 117 



Germination 42 



Gladiolus 29 



Gooseberry, American mildew ... 88 



Gooseberry, layering of 29 



Gooseberry, rust on 93 



Gooseberry Sawfly 110 



Gooseberries, insect enemies of 



108, 110, 127 



Grafting 32 



Grass, insect enemies of 114 



Grease banding 108 



Great Tit , 98 



Green Fly 121 



Greenfinch 98 



Greenhouse Pests 101, 127 



Greenhouse White Fly 127 



Grey Slug 102 



Groundsel 2 



Gymnosporanf/ium , 93 



Gypsy moth, methods of control 

 in America .. 133 



Hand picking for "big bud" ... 104 

 Hand picking for cabbage cater- 

 pillars 107 



Hand picking for currant cater- 

 pillars 108 



Hand picking for gooseberry saw- 

 fly Ill 



Hand picking for maggots of 



celery fly 116 



Hand picking for bean Aphis ... 122 



Hardening off 24 



Healing of wounds 52 



Hedge Sparrow 129 



Helicidae 101 



Helix aspersa 101 



remoralis 101 



rufescens 101 



Hemiptera 121, 126, 127 



Heterodera radicicola 100 



Hive, Bee 133-34 



Hoeing, importance of 12 



Hollyhock rust 94, 95 



Honey agaric 61 



Hop Aphis 122 



Hot-water bath for forcing 36 



Hot Water, remedy for Narcissus 



flies 119 



Hot Water, remedy for Rose 



Aphis 123 



House Fly 119 



House Fly as a disease carrier 



119, 120 



House Sparrow 98 



Hoverer Flies 132 



Humus 13, 130 



Hybrids 46 



Hydrocyanic Acid Gas 128 



Hydro-oxide of Calcium for Slugs 102 



Hylemia cepetorum 117 



Hymenoptera 110, 133 



Icerya purchasi 132 



Ichneumon Flies 133 



Infection of asters 82 



Insect pollination 36 



Insects 105 



Methods of feeding 106 



Beneficial insects 131 



Insects as carriers of disease in 



Man 113, 119, 120 



Insecticides and their uses ...106, 



122, 125 



Isle of Wight Blue disease ... 133-34 

 Italy, control of Mulberry Scale in 133 



Jerusalem artichoke 



Jeyes' fluid 



" Jumpers " (Psyllidea) 

 Juniper 



Kainit 



Kakothrips robustus ... 

 Knot Root Eelworm 



26 



86 



126 



93 



115 

 111 

 100 



