6Simon S Pet~ek J. Why plants need more than one type of auxin [J]. Plant Sci, 2011, 180 (3): 454-460.
7Nieuwkoop P D, Faber J. Normal Table of Xenopus laevis (Daudin) [ M ]. New York : Garland Publishing, 1994 : 180-188.
8Bongiovanni B, De Lorenzi P, Ferri A, et al. Melatonin decreases the oxidative stress produced by 2, 4-dichlorophenoxyacetic acid in rat cerebellar granule cells [J]. Neumtox Res, 2007, 11 (2) : 93-99.
9De Moliner K L, Evangelista de Duffard A M, Soto E, et al. Induction of apoptosis in cerebeUar granule ceils by 2, 4-dichlomphe- noxyacetic acid [J]. Neurochem Res, 2002, 27 (11): 1439-1446.
10Bortolozzi A A, Evangelista De Duffard A M, Duffard R O, et al. Effects of 2, 4-dichlorophenoxyacetic acid exposure on dopamine D2- like receptors in rat brain [J]. Neurotoxicol Teratol, 2004, 26 (4) : 599-605.
