艾蒿農用殺菌抑菌作用研究.pdf

1、警773莎7分類號：UDC：萊陽農學院碩士學位論文艾蒿農用殺菌抑菌作用研究StudiesonAgrifungicidalActivityandAgri—fungistasisofArtemisYargyi研究生姓名：黃建華導師姓名：孟昭禮教授專業(yè)：植物病理學研究方向：殺菌劑的毒理與應用2005年5月ABSTI己ACTArtemisiargyiLevietVantwhichisperennialherb，isoneofimportantC

2、hineseherbalmedicineInthepaperthepreliminary贈灑犍i捌蛐andagi—fungistasisofdrtemisiargyiwerestudied，Theresultswerereportedasfollows：1TheconfirmationofactivesubstanceTheresultsshowedthatthewholebodyofArtemisiargyiLevlethadfung

3、istasis，TheinhibitoryratesforEthylacetateextractsofroottoElsineampelinaAlternariaaRernataand咖alosporapiricolarespectivelywere100％、100％and793％；TheinhibitoryratesDiethylforetherextractsofFoliumArtemisiaargyitoVa／samall，Con

4、iothyriumdiplodiellaandElsineampelinarespectivelywel“e100％、100％and949％TheresultsshowedthattheFoliumArtemisiaeargyihadbestinhibitoryeffect2TheconfirmationofthebestofextractionsolventAlthoughallthetestedsolventshadmoleorle

5、ssinhibitoryeffect，fun畫s詛sisoftheEthylacetate，AcetoneandEthanolextractswasbetter，fungistasisoftheEthylacetateextractswasbest，fungistasisofPetroleumaetherextractswasworstTheresultsshowedthatthepolarityofactivematerialwasr

6、elativelylower3ThedifferentfungistasisbetweentheextractsofArtemisiargyibetweenspringtimeandautumnTheresultsshowedthatthefungistasisofArtemisiargyionspringtimewasbetterthanthatofautumn8kindsEthylacetateextractsonspringrim

7、ewere100％and10kindswereabove80％；However4kindswere100％and6kindswereabove80％onautumn4pHgradientandsilicagelcolumnchromatographyThepHgradientshowedthattheinhibitoryactivesubstancescouldnoteasilyreactwithlowconcentrationacid

8、，buteasilyreactwithalkaliThisshowedthatactivesubstanceswereleantowardstheacidmaterialorneutralmaterialThewayby50％H3P04showedthattheactivesubstancescouldeasilyreactwithstrongacidThesilicagelcolumnchromatographyshowed8thco

9、mponentshadbetter如n毋st∞is，theinhibitoryratestoVa／samall，F(xiàn)oss7ftzzqo，vysporiamandColletotrfchumgleosporioidesrespectivelywere877％、40O％and625％TheresultsshowedthatThepolarityofactivesubstanceswaslOWKeywords：ArtemfsfaTgyf：in