Piper, Rex D Measurement techniques for herbaceous and shrubby vegetation / por Rex D Piper - New Mexico : New Mexico State University, 1978 - 143 h. - . LCCN: 168176 Subjects--Topical Terms: Pastizales--Manejo 3 Métodos de mediciónPastos--Investigación Dewey Class. No.: 584.9072 P5