Home › Authors › G. N. Hoffer 👤 G. N. Hoffer b. 1887 ยท 3 books Books by G. N. Hoffer Accumulation of aluminum and i Accumulation of aluminum and iron compounds in corn plants and its probable relation to rootrots 1923 Corn-rootrot and wheatscab Corn-rootrot and wheatscab 1918 Disease-Free Sweet Corn Seed Disease-Free Sweet Corn Seed