318 



INDEX. 



Shade trees — Concluded. 



Requirements — Concluded. 

 Esthetic value, 

 Commercial importance, 

 Configuration and conformity. 

 Hardiness and resistance, 

 Longevity, .... 

 Neatness, .... 

 Rapidity of growth. 

 Root peculiarities or habits, . 

 Shade protection, . 

 Susceptibility to insect pests and diseases 

 Soil conditions, texture, etc., 

 Soil covers, lawns, macadams, etc.. 

 Spraying, .... 



Street and roadside. 

 Streets and avenues, 

 Sun scorch and bronzing of leaves. 

 Surgery, ..... 

 Chaining and bolting. 

 Disinfectants for wounds and cavities. 

 Healing of wounds, 

 Pruning, .... 

 Treating decayed cavities, filHng, etc.. 

 Coverings, concrete, . 



Metal, .... 

 Fillings, asphalt. 

 Concrete, 

 Elastic cement. 

 Sectional concrete, . 

 Wooden block. 



Methods 



Shaping the cavity, . 

 Transplanting, 



Valuation, .... 

 What shall we plant? 

 Winter injuries. 

 Above ground. 

 Frost cracks. 



Roots, .... 



Sun scald, .... 

 Winter killing of cork cambium, 

 Soil investigations. 

 Soil tests, yield of com, 1916, . 

 Spanworm, cranberry. 

 Spindling sprout of potatoes, . 

 Station, essentials for needed development 

 Maintenance, .... 



Staff 



Changes, .... 

 Storage of onions, .... 

 Storage tests with cranberries, 



Practical conclusions based on results 

 Strawberry crown girdler. 

 Substation, asparagus, . . . , 



Cranberry, . . . . ' 



