Oleszek W A, Jurzyata M. The allelopathic potential of alfalfa root medicagenic acid glycosides and their fate in soil environment. Plant Soil, 1987, 98: 67-80.
[19]
Ries S, Wert V, Sweeley C C, et al. Triacontanol: A new naturally occurring plant growth regulator. Science, 1977, 195: 1339-1341.
Rice E L. Allelopathy (2nd edn). New York: Academic Press, 1984.
[25]
Miersch J, Jiihlke G. Metabolism and exudation of canavanine during development of alfalfa. Journal of Chemical Ecology, 1992, 18: 2117-2129.
[26]
Birkett M A, Chamberlain K, Hooper A M, et al. Does allelopathy offer real promise for practical weed management and for explaining rhizosphere interactions involving higher plants. Plant Soil, 2001, 232: 31-39.
[27]
Wyman-Simpson C L, Waller G R, Jurysta M, et al. Biological activity and chemical isolation of root saponins of six cultivars of alfalfa (Medicago sativa L.). Plant Soil, 1991, 135: 83-94.
[28]
Chon S U, Choi S K, Jung S, et al. Effects of alfalfa leaf extracts and phenolic allelochemicals on early seedling growth and root morphology of alfalfa and barnyard. Crop Protection, 2002, 21: 1077-1082.