ID:DA02777245
Conn, Harold Joel
同姓同名の著者を検索
H.J. Conn
New York Agricultural Experiment Station 1921 Technical bulletin / New York State Agricultural Experiment Station no. 83
所蔵館1館
New York Agricultural Experiment Station 1919 Technical bulletin / New York State Agricultural Experiment Station no. 67
by H.W. Conn
P. Blakiston's Son c1918 3rd ed., rev. /by Harold Joel Conn
所蔵館10館
H. Joel Conn
Department of Agriculture 1917 Technical bulletin / New York State Agricultural Experiment Station no. 60 . Soil flora studies ; 5
Department of Agriculture 1917 Technical bulletin / New York State Agricultural Experiment Station no. 59 . Soil flora studies ; 4
Department of Agriculture 1917 Technical bulletin / New York State Agricultural Experiment Station no. 58 . Soil flora studies ; 3
Department of Agriculture 1917 Technical bulletin / New York State Agricultural Experiment Station no. 57 . Soil flora studies ; 1-2