马蹄金的功效与作用.doc

101252501500“12123115()23 bc ;c! 1. ;2. ;3. 1. 300g200g150g215g 1. ()3540;2. 1/315;3. 1/3154. 104K212K3 4565. 1231234510 ?b qcorm of waternuty30-100cm2-5mm2-31.5-3.5cm5-6mm;5mm3mm1;71.5;32.4mm1.8mm;1/25-93cm(puchiin)(cytokinin)n-(2-)n6-(2-isopentenyl)adenosine80%(10);60-120g;()() ()()() ()();()()()12(2)7419661. 2. 3. ;4. 5. 6. 7. 8. 9. 10. 11. 12. 13. ;: ,(dandelion),0. 1 g/ml,100%,0. 10. 050. 025 g/ml,;the allelopathy of dandelion to dichondra repensabstract allelopathy universally exist in natureinvolving botanychemistryecologyphysiologymicrobiology and so onwhich has significance on promoting agriculture sustainable development and eco-environment protection at present there are many researches about plantallelopathy and most of the focus are harmful aspects the species of allelochemicalaction modemechanismrelease ways and collectionmethods were reviewedso as to provide reference value for the production practicepetri dish filter paper method, gold seed water chestnuts as subjects, the dandelion (taraxacum mongolicum) water extraction liquid of allelopathy was determined. results show that the dandelion water extraction liquid of water chestnut golden seed germination has certain inhibitory effect. when the concentration of 0. 1 g/ml, the horseshoe gold inhibition of seed germination rate was 100%, with concentration is lower, the inhibition rate of seed germination. when the concentration of 0. 1, 0. 05, 0. 025 g/ml, the horseshoe golden seed root growth, has certain inhibitory effect.keywords dandelion; aqueous extract; dichondra repens; allelopathy1. 1.1. 1.1.11087204willams,()(): (taraxasterol); (taraxaein)(inulin),:,bueh