Fig. 1: The experimental sites at the IPK Gatersleben.

a The PhenoSphere as seen from the outside. View into compartment 1 of the PhenoSphere early (b) and late (c) in the growth period. d The field 2016 at the IPK field site.

a The PhenoSphere as seen from the outside. View into compartment 1 of the PhenoSphere early (b) and late (c) in the growth period. d The field 2016 at the IPK field site.