Head of department UniID Please fill out this field using the example format provided in the placeholder. The phone number will be handled in accordance with GDPR. Count Persons (2) Contact Phone E-Mail Details Prof. Dr. Daniel E. Rico +49 228 73-2810 drico@uni-bonn.de Prof. Dr. Dr. agr. Helga Sauerwein +49 228 73-2804 sauerwein@uni-bonn.de