. Better fruit. Fruit-culture. BETTER FRUIT EDITOR: W. H. WALTON STATE ASSOCIATE EDITORS Lewis. Horticulturist. Meiander. Entomologist: OREGON—C. WASHINGTON - O. M. Morris. Horticulturist. Pulln COLORADO—C. P. Gillette. Director and Entomologist; E. B. House, Irrigation Expert, State Agricultural College. Fort Collins. ARIZONA—F. J. Crider. Horticulturist, Tucson. MONTANA—H. Thornber, Victor. CALIFORNIA—C. W. Wood worth. Entomologist. Berke- ley; W. H. Volck, Entomologist. Watsonville; Leon D. Batchelor, Horticulturist. Riverside. INDIANA—H. S. Jackson. Pathologist. Lafayette. An Illustrated M
. Better fruit. Fruit-culture. BETTER FRUIT EDITOR: W. H. WALTON STATE ASSOCIATE EDITORS Lewis. Horticulturist. Meiander. Entomologist: OREGON—C. WASHINGTON - O. M. Morris. Horticulturist. Pulln COLORADO—C. P. Gillette. Director and Entomologist; E. B. House, Irrigation Expert, State Agricultural College. Fort Collins. ARIZONA—F. J. Crider. Horticulturist, Tucson. MONTANA—H. Thornber, Victor. CALIFORNIA—C. W. Wood worth. Entomologist. Berke- ley; W. H. Volck, Entomologist. Watsonville; Leon D. Batchelor, Horticulturist. Riverside. INDIANA—H. S. Jackson. Pathologist. Lafayette. An Illustrated Magazine Devoted to the Interests of Modern, Progressive Fruit Growing and Marketing. PUBLISHED MONTHLY BY Better Fruit Publishing Company 703 Oregonian Building PORTLAND, OREGON All Communications should be addressed and Bemittances made payable to BETTER FRUIT PUBLISHING COMPANY Subscription Price: In the United States, $ per year in advance. Canada and Foreign, including postage, $, payable in American exchange. Advertising Rates on Application Entered as second-class matter April 22, 1918, at the Postoffice at Portland, Oregon, under the Act of Congress of March 3, 1879. Volume XV Portland, Oregon, October, 1920 Number 4 The Propagation of Apple Trees on Their Own Roots By J. K. Shaw, of the Massachusetts Experiment Station THE methods of propagation of tree fruits in common use among nurserymen produce trees the trunk and crown of which are of the variety desired, while a part or the whole of the root system is of seedling origin. In many cases roots are thrown out from the base of the scion that are, of course, of the variety of the aerial part of the tree, but it is doubtless true that in most cases, especially with budded trees, the seedling forms the greater part, if not the whole, of the root system. This means that in any orchard of any one variety there is a great deal of variation in the root sys- tems. No two are of identical consti- tution. Thi
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