138 



PAGE 



Cabbages, insect enemies of... 107. 



lie: 122 



Cabbage Eoot Flv 166 



Cacti 23 



California, beneficial insects in ... 132 



Carabidae 131 



Callus 30, 53 



Carbolic Acid, remedy for Eel- 

 worms 100 



Carbolic Acid, for sterilisation of 



hives ■ 134 



Carbolic Acid and Lime, remedv 



for Onion Fly ' ^ 118 



Carbon Bisnlpliide,. remt^dy for 



Leather Jackets 114 



Carbon Bisulphide, remedv for 

 Eoot Form of Woolly Aphis ... 124 



Carbon nutrition 20 



Carnation, layering of 30 



Carnivorous Slug 130 



C cLi-'pocaijsa pornoncUa 108 



Cauliflowers, insect ti-nt^miH.- of ... 116 



Celery Fly 115 



(""ells, diseased by fingei'S-and-tots 6/ 



( flo.<i(i rrisfate 50 



(' ( rfo;-<ijora rndon'K 85 



Thaffinch 98, 99 



Cheimafohia hrvmata 103 



Cherry, insect enemies of 108 



Cherrv. pruning of 35 



Chilopoda 130 



ChortophUa Ijr'issimf 116 



Chrysalis , 105 



C]a(lo.^po/-iv in Tvirjiii, on tomato .... 83 



Clav soils 10 



Click beetles 112 



Climbers 18 



Club Eoot — precautions and re- 

 medies 69 



Coal Tit 129 



(' occindla seijtcin-pu/ncfafa 162 



Codling Moth 109 



Coleoptera 112. 131. 132 



Conidia of cercosporci meloiiis 85 



Conidia of Thyfophihora 74 



Contact, sensitiveness to 6 



Copper sulphate 84 



. Corm 29 



Crab apple, use for pollination ... 39 



Crane flies' 113 



Crested varieties 49 



Crocus 29 



Cross pollination, effect of 37 



Cruciferae — Ckib Eoot disease 65, 66 



Cuckoo 129 



'•'Cuckoo Spit', insects 126 



Cucumbers attacked by Eelworms 100 

 Cucumber, disease resistant varie- 

 ties 86. 87 



Cucumber, leaf disease 84. 85 



Currant Aphides 122, 123. 125 



PAGE 



Currants, insect enemies of ... 108, 



110, 122. 123, 127 



Currant Moth 108 



Currants, pruning of 36 



Currant Scale Insects 127 



Cut-leaved varieties 45 



Cuttings 30 31 



"'Daddy Long Legs" 113 



Dahlias attacked by Earwigs 107 



''Damping off" disease 43, 61 



"Damping off" methods of pre- 



A'ention 64 



" Damping off — symptoms 61 



Damson Aphides 122 



Darwin. Charles 37. 44 



Darvrin quoted 130 



Desert plants 24 



Destruction of diseased plants 69, 



80. 88 



De Vries" mutation theory 45 



Diaspis perifagona 133 



DiiDlopoda 130 



])i[Ao.<i.< pyrxvora 114 



Diptcra 113, 132 



Discs, felt-paper for Cabbage Eoot 



Flv 117 



Disea.-e resistance 79. 86, 87 



Disease resistant varieties of cu- 

 cumber 86. 87 



Diseases caused by fungi 57 



Diseases of Bees 134 



Diseases of Silkworms 135 



Diseases nf Man caused bv Insects 



' 113, 119. 120 



Dominant characters 46 



Double flowers 51 



Double-fruited orange 52 



Drainage of soil 7. 70 



" Dysentery in Bees 134 



Earthworms 130 



Earwig 105 



Eelworms 99 



Elateridae 112 



Elm Aphis 121 



Environment, effect of 24 



Epidemics of late blight origin ... 78 



Eriophyes rihis 103 



Eriophyidae 103 



Erysiphaceae 87 



Ether vapour for forcing 36 



Evening x^rimrose 45 



Eye of potato 27 



" False Wireworms " 131 



Farmyard manure 11 



Fasciation 49 



