Nitrogen and carbon changes in Great Plains soils as influenced by cropping and soil treatments /

Chiefly tables.

Drought and water surplus in agricultural soils of the Lower Mississippi Valley area /

Chiefly tables.

Genesis and hardening of laterite in soils /

"Issued December 1962."

Physiographic history and the soils, entrenched stream systems, and gullies, Harrison County, Iowa /

Literature cited: p. 82-87.

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

Cover title.

Comparison of various chemical quick tests on different soils /

Caption title.

The mineral composition of crops with particular reference to the soils in which they were grown : a review and compilation /

"The work represented by this publication was supported by the Bankhead-Jones research fund. It was initiated in the Bureau of chemistry and soils (now the Bureau of agricultural chemistry and engineering) and was later transferred to the Bureau of plant industry."--P. 1.

Soils of the North Appalachian Experimental Watershed /

In cooperation with Ohio Agricultural Research and Development Center, Wooster, Ohio.

Bibliography on frost action in soils; annotated.

Mode of access: Internet.

Directory of Activities of the Bureau of Plant Industry, Soils, and Agricultural Engineering 1952.

Mode of access: Internet.

Soils laboratory manual and note book,

Blank pages interspersed.

The American flower garden directory : containing practical directions for the culture of plants in the flower garden, hot-house, garden-house, rooms, or parlour windows, for every month in the year ... Instructions for erecting a hot-house, green-house, and laying out a flower garden. Also, table of soils most congenial to the plants contained in the work. The whole adapted to either large or small gardens, with instructions for preparing the soil, propagating, planting, pruning, training, and fruiting the grape vine. With descriptions of the best sorts for cultivating in the open air /

Includes index.

The American flower garden directory: containing practical directions for the culture of plants in the flower garden, hot-house, green-house, rooms, or parlour windows, for every month in the year. With a description of the plants most desirable in each, the nature of the soil, and situation best adapted to their growth, the proper season for transplanting, &c. Instructions for erecting a hot-house, green-house, and laying out a flower garden. Also, table of soils most congenial to the plants contained in the work. The whole adapted to either large or small gardens, with instructions for preparing the soil, propagating, planting, pruning, training, and fruiting the grape vine. With descriptions of the best sorts for cultivating in the open air.

Mode of access: Internet.

Methods of determining in-place density of soils.

Includes bibliography.

The nature and properties of soils; a college text of edaphology

Mode of access: Internet.