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Research Bulletin (Iowa Agriculture and Home Economics Experiment Station)

Volume 26

Number 304
June 1942
Statistical investigation of a sample survey for obtaining farm facts

Number 305
September 1942
Efficiency of dairy rations containing various quantities of grain

Number 306
September 1942
Social and ecological patterns in the farm leadership of four Iowa townships

Number 307
October 1942
Economic problems of low income farmers in Iowa

Number 308
October 1942
Statistical comparisons of record-keeping farms and a random sample of Iowa farms for 1939

Number 309
October 1942
Twenty-one years of Iowa farm records

Number 310
February 1943
Ecology and management of the mourning dove, Zenaidura macroura (Linn.), in Cass County, Iowa

Number 311
February 1943
The demand for fats and oils in the soap industry

Number 312
April 1943
A factor in oat hulls essential for the growth of chicks

Number 313
April 1943
Problems of beginning farmers in Iowa

Number 314
April 1943
Mycorrhizae and Phosphorus nutrition of pine seedlings in a prairie soil nursery

Number 315
May 1943
Some investigations on the suitability of the township as a unit for sampling Iowa agriculture

Number 316
May 1943
Chemistry of butter and butter making V. Methods for determininq the pH of cream with standardized acidity and of butter made from this type of cream

Number 317
May 1943
Development of a Bob-White management area in southern Iowa

Number 318
May 1943
Some additional lattice square designs

Number 319
May 1943
Water supplies of butter manufacturing plants

Number 320
June 1943
An analysis of mink predation upon muskrats in northcentral United States