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《桃粉蚜在桃树杏树上种群动态及越冬生物学研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、新疆农业科学2010,47(8):1526—1530XinjiangAgriculturalSciences桃粉蚜在桃树杏树上种群动态及越冬生物学研究古丽加马丽·吐尔汗,于江南,蒋雯,王大亮,张建财(新疆农业大学农学院,鸟鲁木齐830052)摘要:【目的】对桃粉蚜Hyalopterusamygdali(Blanchard)在桃树与杏树上发生规律及越冬生物学进行研究。【方法】在不同寄主、不同方位,定点、定时对桃粉蚜进行系统调查研究。【结果】桃粉蚜为迁移型蚜虫,在新疆桃粉蚜以卵在桃树枝条的腋芽、树皮裂缝处越冬。从3月下旬开始孵化出干母。4月下旬出
2、现无翅孤雌蚜。在桃树与杏树上发生高峰期均为5月下旬。5月下旬有翅蚜迁移到田问夏季寄主上繁殖,9月中旬又迁回到桃树上,l0月上旬开始出现性蚜,1O月中旬产卵。不同方位在不同季节的发生量也各有不同:在桃树,夏季朝南方向的数量高,秋季中部数量高。而杏树,夏季朝北方向数量高。【结论】桃粉蚜越冬主要集中在桃树上。杏树比桃树发生重,并在发生时间上有前后关系。.关键词:桃粉蚜;发生规律;越冬生物学;桃树;杏树中图分类号:S436.621.21文献标识码:A文章编号:1001—4330(2010)08—1526—05PopulationDynamicsand
3、OverwinteringBionomicsofHyalopterusamygdaliinPeachandApricotGulijiamali’Tuerhan,YUJiang—nan。JIANGWen2,WANGDa—liang。ZHANGJian—cai(CollegeofAgronomy-XinjiangAgriculturalUniversity。Urumqi830052,China)Abstract:【ObjectiveandMethod】Thisarticlestudiestheoccurrencelawandoverwinteri
4、ngbionomicsoftlleHyalopterusamygdaliinpeachandapricot.Asystematicresearchondiferenthost,diferentdirection。thedefiniteplace,t~,meofHyalopterttsamygdaliweIeconducted.【Result1ResultsshowedthattheHyal~pterusamygdali’seggsarelaidatthebaseofbudsorinthecracksofthetreepeelinwinter,
5、theyhatchinthelastten—dayperiodofMarchandwinglessvirginogeniaeoccurinthelastten—-dayperiodofAprilinXinjiang.Ithasarisingrushinthelastten—dayperiodofMayinbothpeachandapricot;thenaphidswithwingstransportintofieldinthelastten—dayperiodofMayasthesummerhost.Inthemiddleten—dayper
6、iodofSeptember,returntopeachagainandpeachsexualsoccurinthefirstten—dayperiodofOctober,thentheylayeggsinthepeach.Thearisingquantitywillbediferentduetothediferentpartofplantsandseason.Inpeachtree,thepeachaphidarisesexcessivelyinsouthernpartinsummer;whilearisesexcessivelyinaut
7、umn.Inapricottree,itarisesexcessivelyonthenorthernpart.【Conclusion】Hyalopterusamygdalimainlyliveinpeachtreesthroughthewinter.TheoccurranceofHyalopterusamygdaleinapricotweremoreseverethaninpeachandtherearerelationshipsbetweenoCCUlTanceofdiferenttime.Keywords:Hyalopterusamygd
8、ali;occu~ence;overwinteringbiology;peach;apricot0引言桃粉蚜(Hyalopteamygd口liB1anchard)又
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