﻿INDEX. 
  41 
  

  

  Page. 
  

  

  Scolothrips 
  sexmaculatus, 
  enemy 
  of 
  red 
  spider 
  „..„„„ 
  19 
  

  

  Scymnus 
  marginicollis, 
  enemy 
  of 
  red 
  spider 
  19 
  

  

  nanus, 
  enemy 
  of 
  red 
  spider 
  19 
  

  

  punctum. 
  (See 
  Stethorus 
  punctum.) 
  

  

  Sechium 
  edule, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Sisymbrium 
  officinale, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Slipper 
  flower. 
  (See 
  Calceolaria 
  sp.) 
  

  

  Smilax, 
  Boston, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Soap, 
  cresol, 
  and 
  lye-sulphur 
  against 
  red 
  spider 
  on 
  hops 
  25 
  

  

  nicotine 
  sulphate 
  against 
  red 
  spider 
  on 
  hops 
  26 
  

  

  Solanum 
  muricatum, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Spider, 
  red. 
  (See 
  Red 
  spider.) 
  

  

  Spraying 
  apparatus 
  and 
  methods 
  against 
  red 
  spider 
  on 
  hops. 
  29 
  

  

  cost, 
  against 
  red 
  spider 
  on 
  hops 
  ■ 
  30 
  

  

  Spruce, 
  Colorado 
  blue, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Squash, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  protection 
  from 
  red-spider 
  injury 
  35 
  

  

  Stethorus 
  punctum, 
  enemy 
  of 
  red 
  spider 
  '. 
  19 
  

  

  Sunflower, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  , 
  16 
  

  

  wild. 
  (See 
  Helianthus 
  lenticularis 
  .) 
  

  

  Sulphur 
  against 
  red-spider 
  on 
  bean 
  35 
  

  

  hops 
  20-22 
  

  

  reason 
  for 
  inefficiency 
  22 
  

  

  plants 
  other 
  than 
  hops 
  22 
  

  

  pumpkin 
  35 
  

  

  squash 
  35 
  

  

  powdered, 
  against 
  red 
  spider 
  on 
  sweet 
  peas 
  35 
  

  

  Sweet 
  peas, 
  protection 
  from 
  red-spider 
  injury 
  35 
  

  

  Tanglefoot 
  bands 
  against 
  hop 
  flea-beetle 
  28 
  

  

  red 
  spider 
  on 
  hops 
  28-29 
  

  

  Tetranychus 
  bimaculatus. 
  (See 
  Red 
  spider.) 
  

  

  gloveri= 
  Tetranychus 
  bimaculatus 
  35 
  

  

  mytilaspidis, 
  eggs, 
  location 
  10 
  

  

  telarius, 
  name 
  wrongly 
  used 
  for 
  Tetranychus 
  bimaculatus 
  35 
  

  

  Thistle, 
  blessed. 
  (See 
  Cnicus 
  benedictus 
  .) 
  

  

  Thrips 
  sexmaculata. 
  (See 
  Scolothrips 
  sexmaculatus.) 
  

  

  Thunbergia, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Tomato, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Triphleps 
  insidiosus, 
  enemy 
  of 
  red 
  spider 
  19 
  

  

  tristicolor, 
  enemy 
  of 
  red 
  spider 
  19 
  

  

  Tropseolum 
  peregrinum, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Verbena, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Violet, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Violets, 
  hibernating 
  place 
  of 
  red 
  spider 
  13 
  

  

  protection 
  from 
  red-spider 
  injury 
  35 
  

  

  Watermelon, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  Water 
  spray 
  against 
  red 
  spider 
  on 
  hops 
  26 
  

  

  Wedding 
  bells. 
  (See 
  Burgmansia 
  arborea.) 
  

  

  Wistaria, 
  food 
  plant 
  of 
  Tetranychus 
  bimaculatus 
  16 
  

  

  o 
  

  

  