TY  - BOOK
AU  - Charles, A. H.
ED  - Congreso Internacional de Pasturas
TI  - Variation in grass and clover population in response to agronomic selection pressures
KW  - Lolium perenne
KW  - Trifolium repens
N1  - Sobretiro de: Proc. 10 International Grassland Congress, 1966. pp. 625-629
ER  -