TABLE OF CONTENTS. V 



Page. 

 SUST OF THE ORANGE Continued. 



effect of sunshine and shade upon the Mites ; rust-rings on the fruit, 

 110 influence of the weather ; means of dissemination, 111 ravages 

 of the Rust-mite confined to Citrus plants; effect of attacks upon the 

 foliage; rusted fruit, 112 origin and spread of the Mite; periods of in- 

 crease ; geographical distribution ; remedies ; influence of soil, 113 

 fruit less liable to rust on low land ; preventive measures ; effect of re- 

 ducing radiation; protection afforded by wind-breaks, 114 application 

 of insecticides; whale-oil soap, 115 sulphur, 116 natural sulphur 

 water; kerosene ; carbolic acid, 118 potash; pyrethrum, 119 

 lime ; ashes ; caution ; danger of making applications during winter, 

 120. 



CHAPTER IX. 



INSECTS AFFECTING THE ROOT, CROWN, TRUNK, AND BRANCHES. 



BOOT AND CROWN 121 



Tap-root borers ; white ants, 121 description and habits of the common 

 species; injuries to Orange, 121 the work of Termites distinguished 

 from that of other insects ; buried wood and stumps a source of danger, 

 123 needful precautions ; remedies ; exposure to light ; applications 

 of hot water ; pyrethrum ; kerosene ; bisulphide of carbon, 124 

 ashes ; lime and sulphur ; means of saving girdled trees ; a larger 

 species of Termite, 12a. 



TRUNK AND BRANCHES 125 



The Common Orange Sawyer, 125 injuries the result of careless pruning ; 

 the tree protected by its gum ; precautions to be observed in pruning; 

 means of destroying the borers, 127 the Twig-girdler, 128 wood-eat- 

 ing habits of an ant (Solenopsis), 129 means of destroying their colonies, 

 130 methods of preventing ants from ascending the trees, 131. 



CHAPTER X. 



INSECTS AFFECTING THE TWIGS AND LEAVES. 







HYMENOPTERA, A leaf-eating ant, 132. 



COLEOPTERA, Brachys ovata, 132 Odontota rubra ; the Orange Leaf-notcher 

 and other weevils slightly injurious to the leaves, 133. 



ORTHOPTERA, The Angular- winged Katydid, 134 the Lubber Grasshopper, 

 135 other locusts, 136. 



LEPIDOPTERA, The Orange Dog, 137 defensive measures, 138 parasites,139 

 slug caterpillars and stinging caterpillars ; Lagoa opercularis, 140 the 

 Saddle-back Caterpillar, 141 the Hag-moth Caterpillar, 142 the Skiff 

 Caterpillar, 143 Bag- worms; the Common Bag-worm, 145 provision 

 made by the female for the safety of her eggs, 145 construction of its 

 basket by the young ; parasites, 146 the Northern Bag- worm, 147 

 the Cylindrical Bag- worm ; the Orange Basket- worm, 148 small (unde- 

 scribed) Bag- worm, 149 cocoons of Artace on Orange ; the Grass- 

 worm, 150 Leaf-rollers, 151 the Cork-colored Leaf-roller, 152 para- 

 sites, 153 the Sulphur-colored Leaf-roller ; a larger Leaf-roller ; Web- 

 makers ; the Orange-leaf Nothris, 154 the Orange Web- worm, 155 

 insects associated with the Orange Web-worm, 156. 



:HEMIPTERA, The Orange Aphis, 157 birth of the young ; destructive pow- 

 ers; enemies and parasites, 158 the Green Soldier-bug, 159 account of 

 its ravages at West Apopka, Fla., 160 the Thick-thighed Metapodius, 

 162 other sucking bugs, 163. 



