﻿417 
  

  

  concludes 
  with 
  the 
  following 
  hst 
  of 
  cultivated 
  plants, 
  with 
  the 
  scale- 
  

   insects 
  that 
  attack 
  them 
  : 
  — 
  

  

  Citrus 
  Plants 
  : 
  — 
  Chionaspis 
  citri, 
  Comst. 
  (the 
  Orange 
  Snow 
  

   Scale) 
  ; 
  Selenaspidus 
  articidatus, 
  Morgan 
  (the 
  West 
  Indian 
  Red 
  Scale) 
  ; 
  

   Chrysomphalus 
  aonidiim, 
  L. 
  (the 
  Red-spotted 
  Scale) 
  ; 
  Chrysomphalus 
  

   aurantii, 
  Mask., 
  Lepidosaphes 
  beckii, 
  Newm. 
  (the 
  Orange 
  Mussel 
  

   Scale) 
  ; 
  Parlatoria 
  ziziphiis, 
  Lucas, 
  Orthezia 
  insignis, 
  Douglas, 
  

   Pseudococcus 
  citri, 
  Risso 
  (the 
  Common 
  Mealy 
  Bug), 
  Ceroplastes 
  

   floridensis, 
  Comst. 
  (the 
  Florida 
  Wax 
  Scale), 
  Coccus 
  hesperidum, 
  L. 
  (the 
  

   Common 
  Shield 
  Scale), 
  Saissetia 
  hemisphaerica, 
  Targ. 
  (the 
  Brown 
  

   Shield 
  Scale), 
  Saissetia 
  oleae, 
  Bern. 
  

  

  Para 
  Rubber 
  {Hevea 
  hrasiliensis) 
  : 
  — 
  Chrysomphalus 
  personatus, 
  

   Comst., 
  Asterolecanium 
  pustulans, 
  Ckll., 
  Saissetia 
  nigra, 
  Nietn. 
  

  

  Coconut 
  Palms 
  : 
  — 
  Aspidiotus 
  destructor, 
  Signoret, 
  Pseudococcus 
  

   nipae. 
  Mask., 
  Vinsonia 
  stellifera, 
  West, 
  (the 
  Glassy 
  Star 
  Scale). 
  

  

  Sugar-Cane 
  : 
  — 
  Aspidiotus 
  sacchari, 
  Ckll., 
  Ripersia 
  sp., 
  Pulvinaria 
  

   sp., 
  Pseudococcus 
  citri, 
  Risso. 
  

  

  Banana 
  and 
  Plantains 
  : 
  — 
  Diaspis 
  boisduvalii, 
  Signoret, 
  Aspidiotus 
  

   destructor, 
  Signoret. 
  

  

  Cacao 
  : 
  — 
  Pseudococcus 
  citri, 
  Risso. 
  

  

  Coffee 
  : 
  — 
  Selenaspidus 
  articulatus, 
  Morgan 
  (the 
  West 
  Indian 
  Red 
  

   Scale), 
  Ischnaspis 
  longirostris, 
  Sign., 
  Coccus 
  hesperidum, 
  L., 
  Saissetia 
  

   hemisphaerica, 
  Targ. 
  (the 
  Brown 
  Shield 
  Scale). 
  

  

  Mango 
  : 
  — 
  Aidacaspis 
  rosae, 
  Bouche 
  (the 
  Rose 
  Scale), 
  Coccus 
  

   mangiferae. 
  Green 
  (the 
  Mango 
  Shield 
  Scale). 
  

  

  Egg 
  Plant 
  (Solanum 
  melongena) 
  : 
  — 
  Aspidiotus 
  cydoniae, 
  Comstock, 
  

   Pseudococcus 
  virgatus, 
  Ckll. 
  

  

  Ferns 
  : 
  — 
  Pseudococcus 
  citri, 
  Risso, 
  Ceroplastes 
  floridensis, 
  Comst. 
  

   (the 
  Florida 
  Wax 
  Scale). 
  

  

  OcHROE 
  : 
  — 
  Saissetia 
  nigra, 
  Nietn. 
  

  

  Avocado 
  : 
  — 
  Pulvinaria 
  pyriformis, 
  Ckll. 
  (the 
  Mealy 
  Shield 
  Scale), 
  

   Aspidiotus 
  destructor. 
  Sign., 
  Chrysomphalus 
  personatus, 
  Comst. 
  

  

  Native 
  Rubber-producing 
  Tree 
  (Sapium 
  janmani) 
  : 
  — 
  Howardia 
  

   hiclavis 
  detecta, 
  Maskell, 
  Saissetia 
  nigra, 
  Nietn. 
  

  

  Orchids 
  : 
  — 
  Diaspis 
  boisduvalii, 
  Signoret, 
  Chrysomphalus 
  biformis, 
  

   Ckll., 
  Asterolecanium 
  pustidans, 
  Ckll. 
  

  

  Cotton 
  : 
  — 
  Heynichionaspis 
  minor, 
  Ckll., 
  Saissetia 
  nigra, 
  Nietn. 
  

  

  Barbados 
  Cherry 
  (Malphigia 
  glabra) 
  : 
  — 
  Lepidosaphes 
  beckii, 
  

   Newm., 
  Orthezia 
  insignis, 
  Douglas. 
  

  

  Castor 
  Oil 
  Plant 
  : 
  — 
  Chionaspis 
  citri, 
  Comstock. 
  

  

  Bamboo 
  : 
  — 
  Asterolecanium 
  bambusae, 
  Bdv. 
  (the 
  Bamboo 
  Scale). 
  

  

  Akee 
  : 
  — 
  Asterolecanium 
  pustulans, 
  Ckll. 
  

  

  Crotons 
  : 
  — 
  Saissetia 
  nigra, 
  Nietn., 
  Orthezia 
  praelonga, 
  Douglas 
  (the 
  

   Croton 
  Bug), 
  Lepidosaphes 
  beckii, 
  Newm., 
  Pseudococcus 
  citri, 
  Risso, 
  

   Saissetia 
  hemispherica, 
  Targ., 
  Saissetia 
  oleae, 
  Bern. 
  

  

  Millen 
  (F. 
  E.). 
  Foul 
  Brood. 
  — 
  Michigan 
  Agric. 
  Expt. 
  Sta., 
  East 
  

   Lansing, 
  Special 
  Bidl, 
  64, 
  Jan. 
  1914, 
  8 
  pp. 
  

  

  Besides 
  the 
  two 
  foul-brood 
  diseases, 
  American 
  foul-brood 
  and 
  

   European 
  foul-brood, 
  there 
  is 
  a 
  third 
  brood 
  disease 
  known 
  as 
  sacbrood, 
  

   beHeved 
  to 
  be 
  caused 
  by 
  a 
  filterable 
  virus, 
  which 
  older 
  beekeepers 
  

   will 
  recognise 
  as 
  " 
  pickled 
  " 
  or 
  " 
  sour-brood." 
  Sacbrood 
  differs 
  from 
  

  

  