Table of contents

Estimated costs of raising dairy heifers from birth to freshening, R. C. lamb and L. L. Perkes 27

New weed menaces desert ranges 31

Aging animals by tooth cementum, Stephen J. Montgomery 32

Utah's farmland assessments act of 1969, Rondo A. Christensen 33

The ecologies of Utah's watery lands, J. B. Lon and Lois M. Cox 36

Tourist spending patterns in Utah, Perry J. Brown 44

Wildlife notes 47

Problems involved in the early summer seeding of fall wheat, W. G. Dewey and R. F. Nielson 49