TY  - BOOK
AU  - Knight,R.L.
AU  - Hutchinson,J.B.
TI  - The evolution of blackarm resitance in cotton  / 
U1  - 633.51062 
PY  - 1951///
CY  - London : 
PB  - Empire Cotton Growing Corporation, 
KW  - Cotton
KW  - Diseases and pests
KW  - Sudan
N1  -  Includes bibiographical references and index
ER  -