共 10 条
[1]
CABLE DWIGHT R., 1961, JOUR RANGE MANAGEMENT, V14, P155, DOI 10.2307/3895191
[2]
COLMAN EA, 1947, MANUAL INSTRUCTIONS
[3]
COWLES RB, 1961, BIOECOLOGY ARID SEMI, P48
[5]
KEARNEY T. H, 1951, ARIZONA FLORA
[6]
PARKER KW, 1952, 908 US DEP AGR CIRC
[9]
SHIELDS LM, 1961, BIOECOLOGY ARID S ED, P48
[10]
TSCHIRLEY FH, 1961, 146 AR AGR EXP STA T