http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Weed control in vegetable, fruit, and nut crops
Michael Braverman, Julian Sauls, John Lipe and Calvin Lyons.
Includes bibliographical references (page 44).
The United States Department of Agriculture cooperating.
B (Texas Agricultural Extension Service) ; 5022