赤水市撐綠竹真菌病害及主要病菌生物學(xué)研究.pdf

1、貴州大學(xué)碩士學(xué)位論文赤水市撐綠竹真菌病害及主要病菌生物學(xué)研究姓名：任春光申請學(xué)位級別：碩士專業(yè)：植物病理學(xué)指導(dǎo)教師：桑維鈞20080501AbstractInvestigationOHdiseasesofBambusaperariabilisxDendrocalamopsisdaftandinChishuiofGuizhouProvinceBiologicalcharacteristicsofmajordiseasesAbstractD

2、iseaseinvestigationswereconductedinBambusaperariabilisxDendrocalamopsisdaiimajornurserysectionandgrowthsection，WangnongtownGuandutownDatongtownChangshatownChangqivillageinBinanvillageandSOonFifteenfungaldiseasesofBambusa

3、perariabilisDendrocalamopsisdaiiasUstilagodisease，leafrust，culmblightGibbereiladisease，stemrot，anthracnose，blastdisease，bituminouscoaldisease，brownpatchringpathblackspotbambooshootrotstemrotpurplespotandrootrotdiseasewer

4、erecordedStudiesOnthebiologicalcharacteristicofanthracnose，Gibbemlladisease，stemrotthethreepathogensoftheBambusal搶rariabilisxDendrocalamopsisdaliandcontrolfungicidesselectionshowed：lTheoptimumtemperatu把canpromotethemy∞fi

5、algrowthandsporesgerminationThedeadlytemperatureOnthemycclialgrowthofLeptosphaeriasacchariandColletotrichumcDccQdesis53“C，ThedeadlytemperatureonthemycelialgrowthofGibberellapulicarisis45“(2thatthesporeslethaltemperatureo

6、fLeptosphaeriasaccharl，Colletotrichumc∞codesandGibberellapulicarislexrverespeetinelytire53“(2、4812and45“C2pH510isthebestfieldtothegrowthofthemyceliaofColletotrichumc拋codes；ThemyceliaofLeptosphaeriasaccharigrowbestatpHbet

7、ween610；ThemyceliaofGibberellapulicarisgrowbestatpHbetween410；AlkalineconditionscanbebeneficialtomyeeliagrowofLeptosphaertas∞chariandColletotrichumc口ccodeshoweverGibberellapulicarisc孤growbothinacidandalkalineconditionsth

8、eaccommodationabilitybetw∞r(nóng)lAcidconditionsandAlkalineconditionsisstrongerThesporesofColletotrichumc卯codesandLeptosphaeriastnzcharigerminatedbestwhenpHvalueis甌butthebestpHvalueforGibberellapulicarisisz3Themyceliaofthreepa