TY  - BOOK
AU  - Needham, Joseph
TI  - Science and civilisation in China: Joseph Needham
SN  - 521250765
U1  - 509.51, 
PY  - 1984///
CY  - Cambridge
PB  - University Press
N1  - Content, Biology and biological technology, Part-2:-Agriculture, Francesca Bray
ER  -