xiv CONTENTS 



CHAPTER PAGE 



Diseases Rusts Mildews Blights. Diseases 

 Due to Conditions of Soil and Climate. Soil Con 

 ditions Ulcers Drying Out and Leaf Scorch 

 Frost. 



IX. INSECTICIDES, FUNGICIDES, AND SPRAYING . . . 203 



Insecticides. Stomach Poisons Contact Poisons 

 Vapors. Fungicides. Bordeaux Mixture 

 Ammoniacal Copper Carbonate. Spraying Ap 

 paratus. Bucket- Pumps Barrel Hand -Pumps 

 Power Sprayers Spraying Hose Nozzles Ex 

 tension Poles and Spray-Rods Precautions in 

 Spraying. 



X. THE REPAIR AND REPLACING OF TREES . . .218 



The Repair of Trees. Abrasion of Bark Bridge 

 Grafting Breakages in Storms Filling of Cav 

 ities Knot-Holes Crotches. Maintenance of 

 Uniformity. Partial Replacing. Renewal of Plan 

 tations. 



XL WHO SHALL PLANT AND CARE FOR STREET-TREES . 231 



Individual Planting. Municipal Control. Wash 

 ington Paris New York and Other Cities 

 States New Jersey and Pennsylvania Massa 

 chusetts. Principles Underlying Shade-Tree Laws. 



XII. A DEPARTMENT OF MUNICIPAL ARBORICULTURE . 244 



Official in Charge of Street-Trees. Tree Census. 

 Field Books Mapping the Trees Value of 

 Tree Census. Records of New Trees. Other 

 Records. Assessment Lists. Labeling Trees. 



XIII. LEGISLATION 258 



New Jersey. Pennsylvania. Massachusetts. Ordi 

 nances. 



INDEX 277 



