LIST OF PLATES. 



•Plate 70. 



„ 71. 



„ 72. 



., 73. 



,. 74. 



„ 75. 



„ 76. 



» 77. 



„ 78. 



,, 79. 



„ 80. 



„ 81. 



„ 82. 



„ 83. 



„ 84. 



,, 8.5. 



„ 86. 



,, 87. 



,, 88. 



„ 89. 



„ 90. 



^, 91. 



., 92. 



„ 93. 



„ 94. 



„ 95. 



„ 96. 



„ 97. 



„ 98. 



„ 99. 



„ 100. 



„ 101. 



„ 102. 



„ 103. 



„ 104. 



„ 105. 



„ 106. 



„ 107. 



„ 108. 



„ 109. 



Aleiirolobu-s larodensis (Coloured) ..... 



„ ,, on sugarcane leaves .... 



,, ,, on leaves of Sannabalii sugarcane and the 



fungus parasitic on the insect ...... 



Chalcidid parasite on A . barodensls ..... 



NeomaskelUa bergii (Cobured) ...... 



,, „ on sugarcane leaves and on .4 ftfZro^>)05ro*i-5'OA-g'/iM/« 



Aleurocantlms spiniferus [Golcwred) . 



Nephoteitix bipundatus (Coloured) ..... 



Bethylid Y)ariii^ite oi Plaiyedrn gossypiella . . ... 



Curves showing relationship between healthy and attackec^ buds and 



bolls. 



Chart showing fluctuations in weight of resting larv* of P. gossyplelln 

 Emergence of long cycle motlis, based on light-trap captures . 



boll 



„ „ ,, ,, open and dead bolls 



Curves showing the percentage of long cycle moths present ^i 



collected at various dates ..... 



Comparison of percentages of attacked bolls in different years 

 Curves showing proportion of sound seeds 

 Curve showing relationship between percentage of germination and 



weight of cotton seed ....... 



Relationship between seed-weight and atmospheric humidity . 

 Relationship between lint-weight and atmospheric humidity . 

 Curves showing percentage lint for whole season's crops for years 



1891-1917 



Cotton-seed Heating Machine ...... 



Tree-cotton affected by Peinpheres affinis and Machcerota planitlce 



P seudococcus virgatus on cotton ; P. corymbatus 



Pseudococcus corymbatus, on cotton ..... 



Puparium of Gifonides perspicax ; Machcerota planitice on cotton 



Pseudococcus virgatvs and Machcerota planitice on. different cottons 



Shoot of Mulberry affected with " Tukra." 



Arrhenofhrips ramakrishnce on Mimusops eleiigi 



Calandra oryza: (Coloured) . 



lihizoperiha dominica (Coloured) . 



Trogoderma khapra (Coloured) 



TriboUum cnstaneum, etc. (Coloured) . 



Tenebroldes maurltanicks 



Oibbium scoiias ..... 



Attagenas piceus ; and Sitoiroga carealella 

 Bruchus chinensis ; and Bruchus affinis 

 Bruchus sp. in bean seeds (C. S. 1598) . 

 Lasioderma serr'icorne .... 



( V ) 



Page. 



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