TY  - BOOK
AU  - Frances,c.A/clegg,M.D/ mason,s.c 
TI  -  Alternatives to monoculture;sustainable system for u.s crop production : Food and ferterlizer Technology center 
SN  - 03797507
AV  - 301 DEC.1989 
PY  - 1989///
CY  -  Taiwan 
PB  - F.FTC
KW  - commercial agriculture
ER  -