TY  - BOOK
AU  - Voisin A
AU  -  Herriott Catherine T M Tr.
TI  - Grass productivity
T2  - Agriculture and horticulture series
U1  - J251, J9 
PY  - 1959///
CY  - London
PB  - Crosby Lockwood        
KW  - Agriculture
N1  - Bibliography 337-346p
ER  -