TY  - TRI
AU  - Listman,G.M.
TI  - Trip report:  Cropping intensification involving maize - travel in Vietnam and Northeast India 9 Nov - 3 Dec 1993
PY  - 1994///
CY  - Mexico, DF (Mexico) :, 
KW  - Information services
KW  - Maize program
ER  -