Food
Subject
Subject Source: Library of Congress Subject Headings
Scope Note: Created For = NAHSTE
Found in 1 Collection or Record:
Plant Food in Soil, Broadback Field, Rothamsted, 1870s-1930s
Item
Identifier: Coll-1434/2956
Scope and Contents
Informational graph on the total available plant food in soil compared with that removed in wheat crop at Broadback Field, Rothamsted, [England] in the early/mid 20th century.
Dates:
1870s-1930s