TY  - BOOK
AU  -  Claassen,Stanley L.
TI  -  Management of agricultural chemicals  on research stations / 
U1  -  K 631.8 CLA 
PY  - 0000/// 199 1
CY  -  Ibadan : 
PB  -  International institute of Tropical agriculture , 
KW  -  Agricultural chemicals
KW  -  Environmental aspects
N1  -  Includes bibliographic references
ER  -