Alfalfa Fertility Management Successful alfalfa production begins with proper decisions regarding cultivar selection; weeds / insects & diseases control; water management; and a good fertility program. Although some growers may still use 3 tons per acre as their alfalfa yield goal, many producers (especially irrigators) may now be using 6 or 9 tons ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today!