1 Subjects: “...crop trade...”

2 Subjects: “...mixed cropping...”

3 Subjects: “...crops...”

4 Subjects: “...inter- and mixed cropping...”

5 “... and breeding to crop production in the field. Climate change, intensified agriculture, modifications of land...”

6 “... supply chain, digitalisation for a sustainable food supply chain, logistics service quality, crop failure...”

7 “... of the International Cooperative Program on Effects of Air Pollution on Natural Vegetation and Crops (ICP Vegetation...”

8 “... of crops, populations and technologies. They were and remain a locus for cultural interaction...”