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.