TY  - BOOK
AU  - Klose,Nelson
TI  - America's crop heritage: the history of foreign plant introduction by the Federal Government
AV  - SB109 .K56
U1  - 631.524 
PY  - 1950///]
CY  - Ames
PB  - Iowa State College Press
KW  - Plant introduction
KW  - Agriculture
KW  - United States
KW  - History
N1  - Includes bibliographies
ER  -