共 10 条
[1]
[Anonymous], 1983, Pat. US, Patent No. 4369055
[2]
Besemer S. T., 1963, CALIF TURF CULTURE, V13, P3
[3]
Gowans K. D., 1973, California Turfgrass Culture, V23, P9
[4]
HUMMEL NW, 1986, HORTSCIENCE, V21, P1155
[6]
HUMMEL NW, 1982, THESIS PENNSYLVANIA
[7]
ISAAC RA, 1976, J ASSOC OFF ANA CHEM, V59, P98