Title: Preliminary Determination on Allelopathy of Several Chenopodiaceae Weeds
Abstract:[Objective] The aim was to study the herbicidal and antibacterial effect of the extract from Chenopodiaceae weeds.[Method] With Amaranthus retroflexus L.as the tested weed and the cucumber fusarium wi...[Objective] The aim was to study the herbicidal and antibacterial effect of the extract from Chenopodiaceae weeds.[Method] With Amaranthus retroflexus L.as the tested weed and the cucumber fusarium wilt,apple canker,wheat sharp eyespot as tested strains,the inhibition of the extracts from stem and leaf of Salsola collinal,Chenopodium glaucum,Chenopdimu serotinum,Chenopodium album,Kochia scoparia on the weeds and pathogen were studied.[Result] The extracts from stem and leaf of 5 kinds of weeds had some inhibition on the seed germination and seedling growth of A.retroflexus and that of the extracts from stem and leaf of K.scoparia was the highest.When its extract was 0.10 g/ml,the inhibition rate on the stem growth of redroot pigweed reached 100%,and that to the seed germination and root growth was more than 90%.After the extract from stem and leaf of K.scoparia was extracted and separated with the petroleum ether,ethyl acetate and methanol,it was found that the extract with petroleum ether had better herbicidal effect and that with methanol had higher antibacterial effect.[Conclusion] The extract from Chenopodiaceae weeds had some herbicidal and antibacterial effect.Read More
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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