News & CommentScientific Events

SOIL AND CROP SURVEYS IN THE TENNESSEE VALLEY

See allHide authors and affiliations

Science  26 Oct 1934:
Vol. 80, Issue 2078, pp. 376
DOI: 10.1126/science.80.2078.376

This is a PDF-only article. The first page of the PDF of this article appears below.

PDF extract preview