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Summary of activities fiscal year 1963, Plant Quarantine Division
A working plan for forest lands in Berkeley County, South Carolina
A short discussion of some scales affecting shade trees and hardy shrubs
General information on scale insects that attack shade trees and hardy shrubs
Plant explorations : ornamentals in the Netherlands, West Germany, and Belgium
A survey of pears, nuts, and other fruit clones in the United States
Effects of phosphorus and potassium fertilizers on the yield and botanical and chemical composition of seven grass-legume mixtures, 1952-1954
The imported leaf-beetle : its habits and natural history and means of counteracting its injuries
The fall army worm and variegated cutworm
The plum curculio