ale ▁D ues ing ▁by ▁Bruce ▁D uff ie , ▁October ▁ 2 8 , ▁ 1 9 9 1 ▁ ▁Category : American ▁oper atic ▁bar it ones ▁Category : Mus icians ▁from ▁Mil w au kee ▁Category : L aw rence ▁University ▁al umn i ▁Category : 1 9 4 7 ▁birth s ▁Category : L iving ▁people ▁Category : F ul br ight ▁Sch ol ars ▁Category : Sing ers ▁from ▁Wisconsin ▁Category : Class ical ▁mus icians ▁from ▁Wisconsin ▁Category : 2 0 th - century ▁American ▁opera ▁sing ers ▁Category : 2 0 th - century ▁male ▁sing ers ▁Category : 2 1 st - century ▁American ▁opera ▁sing ers ▁Category : 2 1 st - century ▁male ▁sing ers <0x0A> </s> ▁A aron ▁A aron so hn ▁()   ( 2 1 ▁May ▁ 1 8 7 6 ▁– ▁ 1 5 ▁May ▁ 1 9 1 9 ) ▁was ▁a ▁Jewish ▁agr onom ist , ▁botan ist , ▁and ▁Z ion ist ▁activ ist , ▁who ▁was ▁born ▁in ▁Roman ia ▁and ▁lived ▁most ▁of ▁his ▁life ▁in ▁the ▁Land ▁of ▁Israel , ▁then ▁part ▁of ▁the ▁Ott oman ▁Empire . ▁A aron so hn ▁was ▁the ▁discover er ▁of ▁em mer ▁( T rit icum ▁dic oc co ides ), ▁believed ▁to ▁be ▁" the ▁mother ▁of ▁whe at ." ▁ ▁Biography ▁ ▁A aron ▁A aron so hn ▁was ▁born ▁in ▁Bac ă u , ▁Roman ia , ▁and ▁brought ▁to ▁Palest ine ,