In addition to the definitions set out in the Texas Agriculture Code, Chapter 19 (the Act), and in, Chapter 21, Subchapter A of this title (relating to Citrus Quarantines) the following words and terms, when used in this subchapter, shall have the following meanings unless the context clearly indicates otherwise:

1. (1) Certified citrus nursery tree--A citrus tree propagated with certified citrus budwood or re-budded from the same scion source.
2. (2) Certified laboratory--A public or private laboratory authorized to perform tests for citrus pathogens.
3. (3) Citrus--All species of the genus Citrus, Poncirus, and Fortunella including any hybrids thereof.
4. (4) Increase Block--An area in which budwood from the foundation grove are budded or grafted onto rootstock to increase budwood production.

Source Note:The provisions of this §21.30 adopted to be effective November 10, 1999, 24 TexReg 9828.