TY  - BOOK
AU  - Gyachev, L.V
TI  - Theory of Surfaces of Plow Bottoms
SN  - 8120500369
U1  - 631.312 
PY  - 1985///
CY  - New Delhi
PB  - Amerind Publishing Co. Pvt. Ltd.
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Agricultural machinery
KW  - Plows
KW  - Soils
ER  -