1 Subjects: “...Long-Term Ecological Research...”

2 Subjects: “...ecology...”

3 Subjects: “...industrial ecology...”

4 Subjects: “...agro-ecology...”

5 Subjects: “...socio-ecological systems...”

6 Subjects: “...ecological forest ranger...”

7 “... and environmental and ecological issues will steer the trajectory of soilless culture systems and the choice...”

8 “..., on the flexibility with which agricultural production can be relocated in response to agro-ecological and market...”