TY  - TH
AU  - Badstue,L.B.
TI  - Smallholder seed practices:  maize seed management in the Central Valleys of Oaxaca, Mexico
SN  - 90-8504-502-9
PY  - 2006///
CY  - Wageningen (Netherlands)
PB  - Wageningen University, 
N1  - Nationality: DK; Thesis (Ph. D.)
ER  -