In this chapter:

((1)) ** Eligible orchardist** The term “eligible orchardist” means a person that produces annual crops from trees for commercial purposes.

((2)) ** Natural disaster** The term “natural disaster” means plant disease, insect infestation, drought, fire, freeze, flood, earthquake, lightning, and other occurrence, as determined by the Secretary.

((3)) ** Secretary** The term “Secretary” means the Secretary of Agriculture.

((4)) ** Tree** The term “tree” includes a tree, bush, and vine.