The tenure status of farmworkers in the United States /

Literature cited: p. 76-80.

Machining and related characteristics of United States hardwoods /

Supersedes his Machining and related characteristics of sourthern hardwoods, issued as Technical bulletin no. 824.

Parasites of the oriental fruit moth in the Eastern United States /

Includes index.

The demand for textile fibers in the United States /

Includes bibliographical references (p. 101-105).

Sulfur as a plant nutrient in the southern United States /

Caption title.

Biology of the foxglove aphid in the Northeastern United States /

Cover title.

Stem sawflies of economic importance in grain crops in the United States,

"Literature cited": p. 37-50.

Aggregate stability of soils from Western United States and Canada; measurement procedure, correlations with soil constituents

Cover title.

Method of testing the capacity of fruit and vegetable containers under the United States standard container acts /

"May, 1930."

Feeding and management investigations at the United States Dairy Experiment Station at Beltsville, MD., 1930 report /

"January, 1932."

The Crop and livestock reporting service of the United States /

Caption title.

Feeding and management investigations at the United States Dairy Experiment Station at Beltsville, Md., 1932 report /

"December 1933."

Macrolepidoptera and their parasites reared from field collections in the northeastern part of the United States /

Contribution from Bureau of Entomology.

Inspection of United States wheat exported through Canadian ports /

Caption title.

Handbook of United States standards for grading and marketing fresh fruits and vegetables /

Cover title.