TY  - GEN
AU  - Balls, R.C. 
TI  - Horticultural engineering technology : field machinery 
SN  - 0333364341
U1  - 635.028 
PY  - 1985///
CY  - London
PB  - Macmillan publishers
KW  - AGRICULTURE AND RELATED TECHNOLOGY
KW  - GARDEN CROPS
ER  -