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为评估辣椒炭疽病菌Colletotrichum gloeosporioides对啶氧菌酯的抗性风险,建立了辣椒炭疽病菌对啶氧菌酯的敏感基线,室内筛选获得了辣椒炭疽病菌抗啶氧菌酯突变体,并对突变体生物学性状进行了研究。在山西省3个未使用过啶氧菌酯及QoI类药剂的地区采集并分离到45株辣椒炭疽病菌。采用菌丝生长速率法测定其对啶氧菌酯的敏感性,结果显示,EC50值介于1.404~16.650 μg/mL...
Anthracnose of pitaya（Hylocereus undatus）by Colletotrichum gloeosporioides
Anthracnose Colletotrichum gloeosporioides Hylocereus undatus pitaya
2009/3/17
Anthracnose of pitaya (Hylocereus undatus (How.) Britt. & Rose was observed in Okinawa Prefecture in 2002. Numerous conidial masses formed on the surface of water-soaked lesion on fruits. A Colletot...
Effect of row-passage styles by speed sprayer on the efficacy against the scab by Venturia nashicola and anthracnose by Colletotrichum gloeosporioides and chemical adhesion on Japanese pear leaves
Japanese pear speed sprayer scab Venturia nashicola anthracnose Colletotrichum gloeosporioides
2009/3/17
Row-passage styles of a speed sprayer (SS) were studied to improve fungicide adhesion and efficacy against scab and anthracnose on Japanese pear leaves. Two styles of row-passage, every row and alte...