194 
Bordeaux mixture, 90. 
Chemical reaction in, 22. 
Cost of, 12, 24, 92,138,139, 141. 
For anthracnose, 105, 129. 
For apples, 87. 
For black knot, 188. 
For black rot of grapes, 12, 81, 129, 186. 
For leaf-blight and scab, 14,142, 189. 
Form on plant, 24. 
Formula for, 21, 78, 79. 
For pear leaf blight, 138, 139,141, 189. 
For pear scab, 142. 
For peach and plum rust; 81. 
For potato blight, 78, 79,135, 191. 
For potato rot, 188. 
For strawberry leaf-bliglit, 186. 
For tomato rot, 83. 
For wheat smut, 117,118. 
Profits from use of, 93. 
Relative value of, 89,91,141,186. 
With ammoniacal solution, 12, 92, 93,94. 
Bread, fermentation of, 131. 
Brefeld, Oscar, translation from, 1, 59,153. 
British Gastromycetes, 39. 
Brown rot: 
Of the grape, 11, 12. 
Of stone fruits, 87,110. 
Calcium chloride, cost of, 26. 
For downy mildew of the grape, 25. 
Calcium sulphide with insecticides, 21. 
California, powdery mildew in, 13. 
Canada thistle rusting out, 131. 
Canker, 41. 
Carbolic acid for wheat smut, 117. 
Carbon bisulphide for wheat smut, 117. 
Carnation disease, specific germ of, 128. 
Cedar apples, 85. 
Cedar galls and rust on apple leaves, 131. 
Cedars, necessity of removal, 85. 
Celery blight, 131. 
Cereals, report on loose smuts of, 132. 
Chemical reactions in fungicides, 22-24. 
Cherry disease, 84. 
Cherry: 
Leaf spot of, 84,189. 
Powdery mildew of, 190. 
Chinch bugs, experiments to disseminate disease 
among, 86. 
Chloroform for wheat smut, 117,118. 
Choke cherry, removal of, 134. 
Cistern water for wheat smut, 117. 
Citrous plants, bacillus in gum and pus of, 150. 
Clover rust, 187. 
Combating the potato blight, 78. 
Concord vines, rot on, 89. 
Conidia of smut fungi, 4, 60. 
Contributions to the mycology of western New 
York, 129. 
Copper acetate: 
Comparative value of, 141. 
Cost of, 26,140. 
For pear leaf-blight, 138,140. 
Solution, formula for, 25. 
Copper, amount of poisonous doses, 94. 
Copperas, effects on vitality of corn, 11. 
Copper carbonate (see ammoniacal copper car¬ 
bonate) : 
Cost of, 26. 
How obtained, 19. 
Copper carbonate in suspension, 89, 90, 92, 94,129 
138,140,141. 
Cost of, 93. 
For anthracnose of grapes, 129. 
With London purple or Paris green, 21. 
Copper carbonate and ammonia,amount needed for 
apple scab, 20. 
Copper compounds for bean rust, 189. 
Copper gypsum for grape mildew, 73. 
Copper mixtures for black rot of grapes, 129. 
Copper on fruit, 94, 95,188. 
Copper preparations, comparative test of, 186. 
Copper salts as fungicides, 21. 
Copper soda solution for potato blight, 78. 
Copper soda and copper gypsum for grape mil¬ 
dew, 73. 
Copper sulphate, 73. 
Cost of, 26. 
For black rot of grapes, 12. 
For leaf-blight of pear and quince, 189. 
For leaf-blight of plum and cherry, 189. 
For potato blight, 78. 
For wheat smut, 117,118,132. 
Corn: 
Bacterial disease of, 185. 
Effects of blue vitriol on vitality of, 9. 
Rust of, 80. 
Corn smut, 80. 
Effect on plant, 160, 162. 
Germination of spores, 2, 4,158. 
Infection by,61,158,161. 
Notes on, 86. 
Places of penetration, 159. 
Corrosive sublimate, 134. 
Cost: 
Of fungicides, 24, 26, 92. 
Of spraying pumps, 20, 55. 
Cost of treating : 
Apple powdery mildew, 15. 
Black rot of grapes, 92. 
Onion smut, 44. 
Pear scab and leaf blight, 14,141. 
Cotton: 
A new Ramularia on, 128. 
Anthracnose of, 100,173. 
Black and red rust of, 174. 
Root-rot of, 84. 
Rust, 100. 
Cranberry bogs, improving sanitary conditions 
of, 18. 
Cranberry 7 : 
Fungous diseases of, 43. 
Gall fungus, 19,43. 
Scald, 18, 43,187. 
Culture methods, 2, 4, 7, 46, 60, 63,102,149,155,158, 
170. 
Curled leaf, 83. 
Currants, anthracnose of, 42. 
Cutting out for pear disease, 114. 
Damping off, 41, 80, 84, 86, 87. 
Diatoms, parasite of, 190. 
