Complete girdling ultimately kills the tree due to

What finally kills the tree?

In a girdled plant, when water is supplied to the leaves above the girdle, leaves may remain green for sometime then wilt and ultimately die. What does it indicate ?

In a girdled plant, when water is supplied to the leaves above the girdle, leaves may remain green for sometime then wilt and ultimately die. What does it indicate ?

In a girdled plant, when water is supplied to the leaves above the girdle, leaves may remai green for sometime then wilt and ultimately die. What does it indicate ?

In a girdled plant, when water is supplied to the leaves above the girdle, leaves may remain green for sometime then wilt and ultimately die. What does it indicate?

Prolonged water-logging kills plant due to