INDEX 



253 



Location as a factor in shade tree valua- 

 tion, 232 



Location of street trees, 68 



Locust, Black, 65 

 Honey, 67 



Lombardy Poplar, 36, 62 



London Plane, 34, 54 



Magnolia, 58 



Principal insect which attacks: mag- 

 nolia soft scale, 211 

 Maidenhair Tree, or Ginkgo, 38 

 Map showing tree planting areas, 87 

 Maple and Oak twig pruner, 213, 216 

 Maple, Ash-leaved (or Box Elder), 62 

 Maple Aphis, Norway, 215 

 Maple, Big Leaf, 61 

 Norway, 58 



Principal insects which attack: forest 

 tent caterpillar, 211; bagworm, 211; 

 brown-tail moth, 211; white-marked 

 Tussock moth, 211; green-striped 

 maple worm, 211; sugar maple borer, 

 212; Leopard moth, 212; carpenter 

 worm, 212; maple and oak twig prun- 

 er, 213; Oyster-shell scale, 213; cot- 

 tony maple scale, 213; Gloomy scale 

 214; Terrapin scale, 214; woolly 

 maple and alder aphis, 215; Norway 

 maple aphis, 215; gall insects and 

 mites, 215 

 Red, 59 

 Silver, 61 

 Sugar, 60 

 Maple for roadside planting, Red, 92 

 Maple scale, Cottony, 213 

 Maple worm, Green-striped, 211 

 Maples, Identifying characters, 32 

 Massachusetts, Shade tree commissions 

 in, 229 

 Law protects trees in, 233 

 Shade tree laws in, 240 

 Tree wardens in, 242 

 Memorial Trees, 108 



At Fort Omaha, Colorado, 112 

 Nationally known people plant, 114 

 On drill field of University of Illinois, 



112 

 Park at Fort Wayne, Indiana, m 

 Tree Association, 117 

 Tree planting, 108 



Planted by Christian Endeavor Soci- 

 eties, 112 

 On Lincoln Memorial grounds, 114 

 President Harding plants, no 

 Tennessee and New Jersey plant, 1 1 1 

 Memory Mile, The, 1 17 

 Method, The Roth, 235 

 Mildew, Powdery, 181 



Miscible oil sprays, Use of, 190 



Mites, Gall insects and, 215 



Moth, Brown-tail, 201 



Moth, Gipsy, 198, 199 



Mottled Willow and Poplar borer, 219 



Motor truck sprayers, 194 



Mountain Ash, 64 



Municipal nurseries to provide for 



replacement, 43 

 Municipal shade tree authorities, Powers 



of, 243 

 Municipal control of shade trees, 223 



Treatment of insect pests, 185 



Valuation of shade trees, 233 



National and Dixie Highways, Planting 



the, no 

 Nationally known people plant memorial 



trees, 114 

 Naturalistic planting, 68 

 Necessity of prompt repair of trees, 155 

 Nectria cinnabarina canker, Symptoms 



and treatment of, 176 

 Newark, N. J., protects individual trees, 



233 



Annual shade tree appraisal, 237 

 New England, Elms of, 25 

 New Jersey, Shade tree commissions in, 

 229 



Shade tree law, 240 

 Nicotine sulphate spray, How to use, 191 

 Normal type of street planting, 74 

 Northeast, Trees suitable for roads of, 92 

 Northwest, Trees suitable for roads of, 92 

 Norway maple, 32, 58 

 Norway Maple aphis, 215 

 Nourishment by root absorption, 133 

 Nozzles, Various types of, 194 

 Nursery stock, Choosing, 77 



Fumigation of, 186 

 Nut and fruit groves near highways, 96 

 Nut-raising industry, Importance of, 101 

 Nut trees, Financial returns from, 101 



Pay taxes, 99 



Plant, for utility, 96 



Oak, Bur, 28, 49 



California Live, 49 



Chestnut, 28 



Identifying characters of bark, 28 



Laurel, 28, 48 



Leaves, 28 



Live, 28, 47 



Overcup, 28 



Pin, 28, 46 



Post, 28 



Principal insects which attack: Gipsy 

 moth, 216; brown-tail moth, 216; bag- 

 worm, 216; forest tent caterpillar, 216; 



