Etiket: treetops
Helicopter skims over the treetops to help forests grow better
It is a spectacular sight: the helicopter flying close to treetops and unloading a cubic meter of rock dust every two minutes. That rock flour is a soil improver and…
It is a spectacular sight: the helicopter flying close to treetops and unloading a cubic meter of rock dust every two minutes. That rock flour is a soil improver and…