Date of this Version
Yocum, W.W. (1937) Root development of young Delicious apple trees as affected by soils and by cultural treatments (Research Bulletin: Bulletin of the Agricultural Experiment Station of Nebraska No. 95)
The major problem of this investigation was to determine the effects of different cultural treatments and soil conditions upon the depth and lateral spread of the root systems of young Delicious apple trees during the first three years in the orchard. This study was conducted during the years 1932 to 1934 inclusive.