Institution: | 1. Roosevelt University Chicago, Illinois 2. University of Wisconsin Madison, Wisconsin 3. Utah State University Logan, Utah 4. Canterbury Agricultural College Chrirtchurch, New Zealand 5. Prairie Regional Laboratory Saskatoon, Saskatchewan 6. Montana State College Bozeman, Montana 7. Kansas State University Manhattan, Kansas 8. Harvard Forest Harvard University Petersham, Massachusetts 9. Plant Industry Station Beltsville, Maryland
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