Exercise 1.5.2.2: Fill in the gaps using the following words or short phrases (each one must be used only once):

   blind      Culture      Drifting snow      groups of trees      knots      nitrogen rich      outer edge      remains      snowfall      storm   
1. A color machine operator can not see easily the flagging tape
2. The most common way to mark the is to put tapes in the middle of the planned boundary line
3. If you mark individual trees and , use two different colored flagging tapes
4. may reduce visibility of flagging tapes
5. A site may be covered with raspberry bushes shortly after harvesting
6. stumps are usually 1.3 m tall
7. Flag nature conservation features with facing the right direction
8. A bad may blow down most of the trees on a site
9. A marking of a boundary line with paper flagging tape may be invisible during a heavy
10. A reliable communication chain is needed to save cultural or ancient