Agricultural research /
by Agricultural Research Service.
- Washinton,DC : Agricultural Research Service, 1953-.
- v.
- 10 numeros anuales
- Mensual
- v.46 n.8, 1998
Vols. para ene./feb.-nov. 1953 editados por: Agricultural Research Administration; dic. 1953- por: Agricultural Research Service; -jun. 1981 por: Science and Education Administration; jul. 1981- por: Agricultural Research Service