טוב מתבגר הכתבה jersey x holstein friesian קל לקריאה במהלך ~ גורד שחקים
In defence of the Jersey Cross cow - Farming Independent
Jersey cattle - Wikipedia
Crossbreeding Jersey cows with a beef sire increases the value of crossbred Jersey calves compared with purebred Jersey steers when raised for beef production - Dairy
Are Holstein or Jersey cows more profitable? - Dairy