Special circular - Ohio Agricultural Research and Development Center.

no.11-42 1928-32; no.43-67 1933-43; no.91rev.; no.98; no.99; no.101 1974; no.102-104; no.105; no.105rev.1983; no.105 Rev.(1983); no.105rev.1986; no.105 Rev.(1986); no.106-113; no.114 1987; no.115; no.116; no.117; no.117-125(1988-1990); no.117 1988 Apr; no.118; no.118 1988 Apr; no.119; no.119 1988 May; no.121; no.123-124; no.125-126; no.127; no.127 1989; no.128; no.129; no.130; no.131-132; no.133; no.134; no.135-136 1990; no.128 Additions 1996; no.137-138; no.149; no.152-153 1996-1997; no.154-155(1997); no.154 1997; no.155 1997; no.157-161 1998; v.161 1998; v.163 1998; no.150-151 1996-1999; no.158-164(1998); no.162-164 1998-1999; no.165-169(1999); no.165-166 1998-1999; no.167-169 1999; no.170-172(1999); no.170-172 1999; v.162 1999; v.164 1999; no.173-176 2000; no.174-177(2000-2001); no.177-179 2001; no.180-183 2001-2002; no.184-186 2001-2002; no.187-190 2002-2003; no.191-193 2003; no.195-197 2005; no.105(1980); no.145(1994); no.153(1997)