TY  - RPRT
TI  - Elements in fruits and vegetables from areas of commercial production in the conterminous United States
AU  - Hansford Threlkeld Shacklette
PY  - 1980
DO  - 10.3133/pp1178
UR  - https://pubs.usgs.gov/publication/pp1178
ID  - pp1178
ER  -