Acta Agriculturae Boreali-Sinica

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Studies and Summarization of Pear Main Pest Psylla

ZHANG Cui-tuan, XU Guo-liang, LI Da-luan   

  1. Shijiazhuang Pomology Research Institute,Hebei Academy of Agriculture and Forestry Sciences,Shijiazhuang 050061,China
  • Received:2003-06-15 Published:2003-12-31

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Abstract: The researching actuality of pears main pest Psy lla and secretion was summarized. The biolog iccharacterist ics of Psy lla Chinensis Yang et Li,the rule of occurence and harm,the character and composition ofsecretion,the condition of mildew ing,the species of mildew,the integrated control technic were particular expat-iated. The theoret ical g ist s w ere provided to cont rol Psylla.

Key words: Psylla, Biologic characterist ics, Rule of occurence and harm, Secret ion

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ZHANG Cui-tuan, XU Guo-liang, LI Da-luan. Studies and Summarization of Pear Main Pest Psylla[J]. ACTA AGRICULTURAE BOREALI-SINICA, doi: 10.3321/j.issn:1000-7091.2003.z1.035.

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