2,4-D (2,4 - dichlorophenoxyacetic acid) is the wider use of herbicides, with non-volatile and soluble, natural degradation is slow, easy to use after the migration of lead leaching groundwater or surface water pollution .2 ,4-D and its metabolites such as 2,4 - dichloro-phenol and other toxic not o

(2, 4 -2, 4 -2 D chloro phenyl acetic Peroxide) is to use a wider range of herbicides, which has a non-volatile and soluble, and applied natural degradation is slower and easier after a shower-soluble migration led to groundwater or surface water pollution D 2, 4 -2, and their metabolic products, su

2,4-D (2,4- phenyl-dichloride oxygen ethanoic acid) is the use broad weed killer, has the non-volatility and the solubility, degrades naturally slowly, after not only the employment the easy leaching migration to cause the ground water or surface water pollution .2,4-D and the metabolite like 2,4- c

2,4-D (2,4-II-chlorophenoxyacetic acid) is a wider use of herbicides, with non-volatile and soluble, natural degradation is slower, application migration lead to groundwater or surface water pollution after leaching. 2,4-D phenol and its metabolic products such as 2,4-chloride not only biological to

2,4-D (2,4-II-chlorophenoxyacetic acid) is a wider use of herbicides, with non-volatile and soluble, natural degradation is slower, application migration lead to groundwater or surface water pollution after leaching. 2,4-D phenol and its metabolic products such as 2,4-chloride not only biological to