Research bulletin / Iowa State College of Agriculture and Mechanic Arts, Agricultural Experiment Station.

v.1-16(1911-1914); no.1-18 1911-14; v.1-15 1911-1914; v.13-21(1913-1915); v.16-26 1914-1915; no.19-37 1915-16; v.17-26(1914-1915); v.22-33(1915-1916); v.27-43 1916-1917; v.27-43(1916-1917); v.34-43(1916-1917); no.38-61 1917-20; v.44-60 1918-1920; v.44-60(1918-1920); no.62-81 1920-23; v.61-79 1920-1923; v.61-79(1920-1923); no.76-89 (1923-25); v.74-86(1923-1925); v.80-101 1923-1926; no.82-101 1925-26; no.90-101 (1926); no.102-116 (1927-28); no.102-118 1927-29; v.89-101(1925-1926); v.101-113(1926-1928); v.102-114(1927-1928); v.102-121 1927-1930; no.117-132 (1929-30); no.119-134 1930; no.133-145 (1930-31); v.114-125(1928-1930); v.115-125(1928-1930); v.122-145 1930-1931; no.135-146 1931; v.126-139(1930-1931); v.126-146(1930-1931); v.147-165(1932-1933); v.153-165(1932-1933); no.146-166 (1931-33); v.146-166 1931-1933; no.147-168 1932-33; no.169-177 1934; v.166-178(1933-1935); v.166-179(1933-1935); no.167-184 (1933-35); v.167-184 1933-1935; no.178-191 1935; no.185-201 (1935-36); v.179-191(1935); v.180-191(1935); v.185-201 1935-1936; no.192-208 1936; no.201 (1936); no.202-221 (1936-37); v.192-204(1936); v.192-202(1936); v.202-221 1936-1937; no.209-228 1937; no.222-241 (1937-38); v.203-209(1936-1937); v.205-223(1936-1937); v.210-221(1937); v.222-231(1937-1938); v.222-241 1937-1938; no.229-249 1938; no.242-259 (1938-39); v.224-241(1937-1938); v.232-241(1938); v.242-250(1938-1939); v.242-259 1938-1939; no.250-269 1939; no.260-272 (1939-40); v.251-259(1939); v.260-275(1939-1940); v.260-275 1939-40; no.270-284 1940; v.276-288(1940-1941); v.406-416(1938); v.426-440(1939-1940); no.1-8; no.1-26; no.1-15; no.1-22; no.9-20; no.16-26; no.21-35; no.23-38; no.36-55; no.39-55; no.44-65; no.56-73; no.56-75; no.61-79; no.66-81; no.74-89; no.80-88; no.82-96; no.89-113; no.90-108; no.97-110; no.109-114; no.111-123; no.114-145; no.115-121; no.115-130; no.122-143; no.131-148; no.142-158; no.144-158; no.159-171; no.167-174; no.172-179; no.172-183; no.175-191; no.180-185; no.184-194; no.186-191; no.192-201; no.195-208; no.202-209; no.209-228;