id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-72331	Jakubec, V.; Křižek, J.	Breeding and exploitation of prolific breeds in Czechoslovakia	1988	6	.pdf	application/pdf	2605	161	74	For wool production characters in purebreeding F is better than R. For wool production characters in crossbreds both sire breeds are virtually equal. The purebred prolific breeds were kept together with the individuals of M. With the exception of milk production characters, heterosis effects are estimated for all charac- ters in crossbreds on the basis of M and pro- lific breeds.	cache/afs-72331.pdf	txt/afs-72331.txt