TY  - REP
AU  - Colvin,T.S.
AU  - Erbach,D.C.
AU  - Laflen,J.M.
TI  - A review of [crop] residue reduction by individual tillage implements
U1  - 82-805226 
PY  - 1980///
KW  - Equipment
N1  - 14 ref
ER  -