Botanical department: Crossed varieties of corn, second and third years
Kellerman, W.A., Swingle, W.T.
Botanical department: Crossed varieties of corn, second and third years - Manhattan 1891 - 152-174 p. - Kansas Agricultural Experimen .
Botanical department: Crossed varieties of corn, second and third years - Manhattan 1891 - 152-174 p. - Kansas Agricultural Experimen .