41.   Pick out Christmas trees by smell.

42.   Preserve those trees by preserving essential root space.

43.   Prune young trees by selectively removing branches at their bases.

44.   Raytheon officials then dispatch a plane equipped with a multi-spectral scanner that can detect objects as small as a tree by analyzing shapes in various frequency lights.

45.   Presently, there are headlights cruising over the tops of the trees by the driveway.

46.   Rescuers from many nations are trying to save thousands of people stranded atop roofs and trees by flooding in Mozambique.

47.   She suggested creating a decorative display off the tree by placing ornaments among pine boughs or hanging them from brass holders purchased at craft stores.

48.   The candles were attached to trees by melting them directly onto the branches, attaching them with pins or clipping them on with special holders.

49.   The Bradford Pear trees down by the hotel are in bloom.

50.   The creature is the Asian long-horned beetle, which kills trees by eating them from the inside and which has no natural enemies in the United States.