What are plant ecotypes?
Series: Plant materials technical note -- no. TX-PM-10-5; Plant materials technical note -- no. TX-PM-10-5.
Publisher: U.S. Dept. of Agriculture, Natural Resources Conservation Service, Texas
Published: 2010
Place of publication: Temple, Tex.]
Language: eng
Format: [electronic resource]
Subjects: Plant introduction; Grasses; Seeds; Geographical distribution
Notes: Title from PDF title screen (viewed Jan. 18, 2012).

"August 2010."

Includes bibliographical references (p. 2).