TY  - JA
AU  - Smith,E.S.
AU  - Lillard,J.H.
TI  - Development of no-tillage cropping systems in Virginia
SN  - 0001-2351
U1  - 81-663386|76-099597 
PY  - 1976///
KW  - Cultivation
KW  - AGROVOC
KW  - Virginia
N1  - 5 ref.; Summary (En)
T2  - Transactions of the ASAE [American Society of Agricultural Engineers]
ER  -