UNITED STATES DEPARTMENT OF AGRICULTURE AGRICULTURAL RESEARCH SERVICE in cooperation with STATE AGRICULTURAL EXPERIMENT STATIONS Results on Spring Wheat Varieties Grown in Cooperative Plot and Nursery Experiments in the Spring Wheat Region in 1972 Compiled by: R. E. Heiner, Research Geneticist F. A. Elsayed, Assistant Scientist This is a joint progress report of cooperative investigations underway in the State Agricultural Experiment Stations and the Agricultural Research Service of the U. S. Department of Agriculture containing preliminary data which have not been sufficiently confirmed to justify general release; interpretations may be modified with additional experimentation. Confirmed results will be published through established channels. The report is primarily a tool for use of cooperators and their official staffs and for those persons having direct and special interest in the development of agricultural research programs. This report includes data furnished by the State Agricultural Experiment Stations as well as by the Agricultural Research Service and was compiled by the Agricultural Research Service, U. S. Department of Agriculture. This report is not intended for publication and should not be referred to in literature citations nor quoted in publicity or advertising, Use of the data may be granted for certain purposes upon written request to the agency or agencies involved. St. Paul, Minnesota TABLE OF CONTENTS Page Cooperating Agencies, Stations, and Personnel ---------------------- 1 The 1972 Crop ------------------------------------------------------- 4 The Uniform Regional Hard Red Spring Wheat Nursery ------------------ 6 Table 1, Parts 1-19. Agronomic data ---------------------------- 8 2 Average yields and bushel weights in 1972 and for the three-year period 1970-72 ---------------------------- 27 3 Average of miscellaneous agronomic and disease reaction data 28 4 Adult plant field reaction to leaf and stem rust ---------- 29