Part 1

Transcriber Note

Whole and fractional parts are shown as 2-1/2. Emphasis shown as Italics and =Bold=.

UNITED STATES DEPARTMENT OF AGRICULTURE

=BULLETIN No. 816=

Contribution from the Bureau of Plant Industry

Wm. A. Taylor, Chief

------------------------------------------------------- Washington, D. C. [Illustration] January 19, 1920 -------------------------------------------------------

=STREET TREES=

=F. L. MULFORD, Horticulturist=

Office of Horticultural and Pomological Investigations

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CONTENTS

Page

Importance of Shade Trees 1

Public Control of Street Trees 6

Planning for Trees on City Streets 8

Spacing Trees 9

Conditions for Tree Growth 10

Kinds of Trees Suitable for City Streets 14 Qualities Necessary 14 Trees for Different Regions 16 Trees for Special Purposes 20

Descriptions of Street Trees 20

Culture of Street Trees 43 Selection of Individual Trees 43 Preparation of Holes 44 Planting 45 Pruning 50 Stakes and Guards 51 Later Care 52

Care of Mature Trees 53 Pruning 53 Feeding 55 Spraying 55

WASHINGTON GOVERNMENT PRINTING OFFICE

1920

=BUREAU OF PLANT INDUSTRY.=

William A. Taylor, Chief. K. F. Kellerman, Associate Chief. James E. Jones, Assistant to Chief. J. E. Rockwell, Officer in Charge of Publications.

Office of Horticultural and Pomological Investigations.

SCIENTIFIC STAFF.