Intergeneration comparisons for yield and other agronomic characters among F₁ and F₂ grain sorghum populations. R.E. Atkins, J.S. Kirby and G.M. Beil. 1

A method for incorporating high activity carbon-14 in prairie grasses for turnover studies. C.L. Kucera and Roger C. Dahlman. 13

arterial supply to the reproductive tract of the sheep. Kusmat Tanudimadja, Robert Getty and Nani Gopal Ghoshal. 19

The arterial blood supply to the appendages of the ox. N.G. Ghoshal and Robert Getty. 41

Lopidea Uhler: new species and records from Mexico and southwestern Untied States, with Mayamiris, related new genus from Mexico (Hemiptera, Miridae). Harry H, Knight and Joseph C. Schaffner. 71

List of Masters' Theses, 1967-68. 83

List of Doctoral Dissertations, 1967-68. 104