Iowa State Journal of Research



The Concentration of Carbon Dioxide in the Soil Air Under Various Crops and in Fallow Soils. F.B. Smith and P.E. Brown pages 1-16

A Comparative Analysis of Three Hundred Fabrics. Rachel Edgar pages 17-74

On the Chi-Square Test for Homogeneity. George W. Snedecor and M.R. Irwin pages 75-82

A Catalog and Host-Index of the Species of the Coccidian genus Eimeria. Norman D. Levine and E.R. Becker pages 83-106

Report on the Food of Five of Our Most Important Game Ducks. W. F. Kubichek pages 107-126

Bobwhite Winter Survival in the Area Heavily Populated with Grey Foxes. Paul L. Errington pages 127-130

Pseudomonas rhizogenes (R.B.W.K, and S.); Its Host Relations and Characteristics. R.F. Suit pages 131-174

The Physical-Chemical Properties of Alcohol-Gasoline Blends II. The Influence of Anhydrous Ethyl Alcohol Concentration Upon Water Absorption. Leo M. Christensen, R.M. Hixon, and Ellis I. Fulmer pages 175-180

Abstracts of Doctoral Theses pages 181-236