TY  - BOOK
AU  - Payne, P.C.J.
TI  - Mechanism of scoring for cultivation implements
U1  - 631.4 P28M 
PY  - 1954///
CY  - Wrest Part, U.K.
PB  - Nat. Inst. of Agri. Engg.
KW  - SOIL SCIENCE
ER  -