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Results of the first and second International Screening Nurseries (ISN), 1967-1969
Data returned on the First ISN suggest the presence of several desirable disease resistant spring wheat lines. One table is presented in summary of the most outstanding First International Screening Nursery entries.
Epidemiology of wheat rusts in the western hemisphere
Shortly after the turn of the century, devastating wheat rust epidemics in the Great Plains of North America (Northern Mexico, the Plains of the U.S.A. and the Prairie Provinces of Canada), prompted the study of physiologic ...
Results of the third Near East American Spring Wheat Yield Nursery, 1963-1965
The cooperative Food and Agriculture Organization-Rockefeller Foundation, Near East-American Spring Wheat Yield Nursery originated as an outgrowth of a recommendation made by Dr. Jose Vallega (formerly with the Ministry ...
Results of the fourth Inter-American Spring Wheat Yield Nursery 1963-1964
Prior to 1960. a number of scientists who had had occasion to stqdy uniform sets of material such as the International Rust Nursery of the United States Department of Agriculture. noticed that, apart from disease reaction. ...
Results of the first International Spring Wheat Yield Nursery 1964-1965
Adaptation is perhaps the most elusive concept in plant breeding. Not only is there surprisingly little information concerning the performance of varieties over a broad range of environments in even the major crop plants, ...