List of Illustrations. xiii 



FIG. PAGE 



159. The Magpie Moth (Abraxas grossulariata) 208 



160. Eggs of the Magpie Moth (Abraxas grossulariata) (x 10) . . 209 



161. Ichneumon cocoons from caterpillar of Magpie Moth . . . 210 



162. A Black Currant Fruit Moth and attacked currant . . .212 



163. The Raspberry Shoot Moth (Incurvaria capitdla') . ' . .214 



164. PhyUobius cal carat us 215 



165. Currant leaf with blisters sheltering Aphis (E, ribis) . . . 216 



166. Red currant shoot with dense cluster of curled leaves due to Aphis 217 



attack ........... 



167. An Aphis showing two young within (greatly enlarged) . . . 218 



168. Cast skin or exuvium of an Aphis (greatly enlarged) . . . 219 



169. A knapsack sprayer (Four Oaks Patent) useful in spraying bush 



fruit, etc 220 



170. Currant Root Louse on black currant 222 



171. The White Woolly Currant Scale (Pulvinaria vitis var. ribesia;) . 224 



172. The Brown Currant Scale (Lecanium persicw v. sarothamni) 



(slightly enlarged) 227 



173. Young winter form of Brown Currant Scale. Lower one alive, 



upper killed by paraffin emulsion ...... 228 



174. A fumigating box for bush fruit ....... 229 



175. Black currant shoots, right attacked by bud mites, left normal . 231 



176. Section of " big bud," showing countless mites as a small white 



dust (enlarged) 233 



177. Section of "big bud" showing dense mass of mites (greatly 



enlarged) 233 



178. The Currant Bud Mite and ovum (greatly enlarged) . . . 234 



179. The Currant Bud Mite (Eriopliyes ribis) and ova. (From Lewis) . 236 



180. Abnormal attack of " big bud " on red currants .... 240 



181. Head of viviparous female of the Hop-Damson Aphis (PJiorodon 



liumuli) (greatly enlarged) ....... 248 



181A. Ova of the Hop-Damson Aphis (Phoroclon liumuli) . . . 249 



182. Wingless females of the Hop-Damson Aphis .... 250 



183. Oviparous female of the Hop-Damson Aphis from damson (greatly 



enlarged ........... 251 



184. Camellia Scale (Aspidiotus camellict;). Female Scale and Scales oil 



young figs 258 



185. Moth and caterpillar of the Dot Moth (Mamestra persicarif?) . 264 



186. Red currant bush defoliated by Sawfly larvae (Nematus ribesii) . 266 



187. Ova of Gooseberry Sawfly ( x 2) 267 



187A. The Gooseberry Sawfly. Stripped shoot and immature larvie on 



leaves 268 



187s. Mature larvte ( x 2) 269 



188. Cocoon of Gooseberry Sawfly 270 



189. Male and female Gooseberry Sawflies (natural size and magnified) . 271 



190. Normal gooseberry shoot and shoot attacked by Red Spider . . 278 



191. The Ivy Red Spider (Bryobia pretiosa) (greatly enlarged) . . 280 



192. Gooseberry Red Spider and ova (greatly enlarged) .... 281 



193. Empty egg-shell of Red Spider (greatly enlarged) . . . .281 



194. A, Gooseberry blossoms eaten by Slugs ; B, normal blossoms . . 282 



195. Male and female Buff-Tip Moths 293 



