You limited your search to:

 Country: Peru
 Collection: United States Experiment Station Record
Experiment Station Record, Volume 41, July-December, 1919
Volume provides abstracts of agricultural experiments conducted during the year. Also includes statistics, convention reports, bulletins, bibliographies and listings for Spanish edition publications from the Porto Rico Station. Name and subject indexes start on page 901. digital.library.unt.edu/ark:/67531/metadc5013/
General Index to Experiment Station Record, Volumes 41 to 50, 1919-1924
A topical, alphabetically arranged index to volumes 41-50 including experiment station records, publications reviewed, and foreign publications. In has a list of all editorial notes from the referenced volumes. digital.library.unt.edu/ark:/67531/metadc5057/