250 



H. 



Page. 



Harrisburg Board of Trade , Letter from the , 125 



Harshberger, Dr. J. W. , Remarks by, 106 



Harvesting cultivated chestnuts, 93 



Historical and Pathological Aspects of the blight , 28 



History of the chestnut blight, 29 



Hopkins, Dr. A. D. , Insect injuries, 180 



Hopkins, Dr. A. D., The chestnut bark disease, 180 



I. 



Immune pure-bred varieties of chestnut, 69 



Immunity of chestnut trees , 68 



Immunizing chestnut not possible, 178 



Implements for treating infected trees , 62 



Infectious character of blight , 116 



Infections , how to find , 197 



Insects affecting chestnut trees 200 



Insects and the chestnut blight, 181 



Insects destroyed by cold , 188 



Insects, relation to spread of the blight, 68 



Insect traps in chestnut groves, 96 



Investigations in Pennsylvania , when commenced , 130 



Investigations of chestnut bark disease, 39 



Italian authorities upon blight quoted , 73 



J. 



Jewett, F. B., Remarks by, 112 



K. 



Keezell, Hon. Geo. B. , Remarks by, 25 



L. 



Laboratory experiments , 134 



Lesson from the San Jose Scale, 147 



Lightning injury seat for inoculation , 53 



Lime in chestnut wood ashes , 229 



Lime water as a remedy for the blight, . 231 



Longevity o conidia and ascospores , 52 



Loss incurred in Penna. by chestnut blight, 130 



M. 



Machine for removing chestnuts from burrs, 93 



Main Line investigations of blight , 164 



McParland, Horace, Letter from, 12f> 



Meetings to discuss blight , 234 



Medicinal remedies for chestnut blight, 57 



Merkel, Dr. Herman W. , Pennsylvania's unselfish law, 116 



Metcalf , Dr. Haven , Address by, 28 



