Soil Erosion and Stream Flow on Range and Forest Lands of the Upper Rio Grande Watershed in Relation to Land Resources and Human Welfare: Issues 551-575

Selenium Occurrence in Certain Soils in the United States with a Discussion of Related Topics: Third Report, Issues 601-625

Distance of Planting Rural New Yorker No. 2 and Triumph Potatoes as Affecting Yield, Hollow Heart, Growth Cracks, and Second-growth Tubers: Issues 326-350

Investigations in Erosion Control and Reclamation of Eroded Land at the Red Plains Conservation Experiment Station, Guthrie, Okla. 1930-40: Issues 826-850

Chemical Studies of Infertile Soils Derived from Rocks High in Magnesium and Generally High in Chromium and Nickel: Issues 451-475

Distinctive Effects of the Deficiency of Certain Essential Elements on the Growth of Tobacco Plants in Solution Cultures: Issues 326-350

Studies on the Respiration of Strawberry and Raspberry Fruits

Stage Icing in the Refrigeration of Oranges in Transit from California

Crested Wheatgrass as Compared with Bromegrass, Slender Wheatgrass, and Other Hay and Pasture Crops for the Northern Great Plains: Issues 301-325

Selenium Occurrence in Certain Soils in the United States, with a Discussion of Related Topics: Fifth Report, Issues 751-775

Market Diseases of Tomatoes, Peppers, and Eggplants

Biology of the Primary Screw Worm Fly, Cochliomyia Americana, and a Comparison of Its Stages with Those of C. Macellaria: Issues 476-500

The Pan American Tomato: A New Red Variety Highly Resistant to Fusarium Wilt, Issues 601-625

A Land Program for Forest County, Wisconsin: Based on an Analysis of Land Use Problems, Issues 676-700

Wheat Requirements in Europe: Especially Pertaining to Quality and Type, and to Milling and Baking Practices, Issues 526-550

Soil Profile and Root Penetration as Indicators of Apple Production in the Lake Shore District of Western New York: Issues 301-325

A Revision of the Mites of the Subfamily Tarsoneminae of North America, the West Indies, and the Hawaiian Islands: Issues 651-675

The Corn Earworm: Its Ravages on Field Corn and Suggestions for Control, Issues 1301-1325

Soil Defense in the Northeast

Timber Growing and Logging and Turpentining Practices in the Southern Pine Region: Measures Necessary to Keep Forest Land Productive and to Produce Full Timber Crops, Issues 201-225