TY  - BOOK
AU  - Stoskopf, Neal C
TI  - Understanding crop production
SN  - 0835980286
AV  - SB91 .S66 1981
PY  - 1981///
CY  - Reston, Virginia
PB  - Reston Publishing
KW  - Plants, Cultivated
KW  - Agriculture
KW  - Crops
N1  - Includes bibliographical references and index
ER  -