Changes in and additions to methods of analysis adopted at the thirteenth and fourteenth annual meetings of the Association of Offical Agricultural Chemists.
Series: United States. Dept. of Agriculture. Bureau of Chemistry. Circular -- no. 4; Circular (United States. Bureau of Chemistry) -- no. 4.
Publisher: Govt. print. off.]
Published: 1897
Place of publication: [Washington
Subjects: Chemistry, Analytic.