Effects of Kochia scoparia Extracts to Activities of Several Enzymes of Tetranychus viennensis Acarocidal Activity of Different Parts of Kochia scoparia against Tetranychus viennensis Determination of the Content of Saponin in Kochia scoparia Fruits from Different Producing Areas Allelopathy of aqueous extracts of Kochia scoparia on flaxseed A Preliminary Study of Salt Tolerance in Kochia scoparia var. sieversiana Effects of Pb(Ⅱ) on Seed Germination of Three Different Plants of Chenopodiaceae Progress in study on medicinal value of medicinal parts of Kochia scoparia Effects of the Chloroform Extracts of Kochia scoparia to Several Enzyme Systems in Tetranychus viennensis