頁籤選單縮合
題 名 | 春植蔗田蔗螟幼蟲與蛹寄生性天敵調查=Survey of Larval and Pupal Parasitoids of Cane Borers in Spring Cane |
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作 者 | 鄭文義; 陳先明; 王瑞圖; | 書刊名 | 臺灣糖業研究所研究彙報 |
卷 期 | 164 1999.06[民88.06] |
頁 次 | 頁1-14 |
分類號 | 434.718 |
關鍵詞 | 春植蔗田; 幼蟲與蛹寄生蜂; 黑細姬蜂; 黃腳絨繭蜂; 赤背小繭蜂; 黃節姬蜂; 黃螟; 條螟; 二點螟; Spring cane; Larval and pupal parasitoids; Meloboris sinicus; Cotesia flavipes; Microbracon chinensis; Xanthopimpla stemmator; Argyroploce schistaceana; Proceras venosatus; Chilotraea infuscatella; |
語 文 | 中文(Chinese) |
中文摘要 | 在73/74至82/83共10個年期春植F160蔗田,自甘蔗萌芽整齊至採收前為止,每兩週一次在208m 面積內割取枯心採集其內之蔗螟幼蟲與蛹,同時每次又在其中之104m 面積內逢機選取30支蔗株,同樣採集為害節間之蔗螟幼蟲與蛹。合計採獲之1,975隻幼蟲中,被割傷630集,另外有15,9與8隻分別被黑細姬蜂、黃腳絨繭蜂及赤背小繭蜂寄生。採獲之202集蛹中,被割傷45隻,並有1隻二點螟蛹被黃節姬蜂寄生。自1,184隻未被割傷之幼蟲攜回室內飼養後,分別再發現有24、5與1隻被上述3種幼蟲寄生蜂寄生。自採獲、飼獲及經校正被割傷寄主之被寄生數顯示:二月下半月第一次調查時出現寄主蟲數之最高峰,共採獲22集二點螟幼蟲。在三月上半月至五月下半月之幼蔗期平均每次採獲11.55-19.67隻寄主蔗螟幼蟲,被寄生1.9-10.6%。六至八月間寄主蟲數減少為4.45-9.56隻,被寄生數亦同時減少。在九月上半月至十一月上半月之成蔗期平均每次採獲2.14-4.45隻寄主,被寄生8.3-15.4%。 |
英文摘要 | Borer larvae and pupae were collected every 2 weeks from dead hearts of F160 spring cane in a 208m area and also from damaged internodes of 30 stems sampled from a 104m area. The collections were made about one and a half months after planting till harvest of the F160 spring cane at the Taiwan Sugar Research Institute experiment station in 1984/85 to 1993/94. Of the 1,975 larvae collected, 630 were injured at the collection site. Besides, 15, 9, and 8 of collected larvae were found to be parasitized by Meloboris sinicus, Cotesia flavipes, and Microbracon chinensis, respectively. Among the 202 pupae obtained, 45 were injured and 1 Chilotraea infuscatella pupa was parasitzed by Xanthopimpla stemmator. From the 1,184 uninjured larvae brought back to the laboratory for rearing, an additional 24, 5, and 1 larvae were parasitized respectively, by the 3 larval parastioids mentioned. The highest host number of 22 larvae of C. infuscatella appeared in the very first survey. The number of host then declined gradually till the harvest of the spring cane. During the young cane stage from the first half of March to the last half of May, 11.55-19.67 host larvae were collected per survey, and 1.9-10.6% of them were parasitized. In June to August, 4.45-9.56 host larvae were collected per survey with few parasitoid found. In the growing stage from the first half of September to the first half of November, averages of 2.14-4.45 hosts were collected per survey with as high as 8.3-15.4% parasitism. |
本系統中英文摘要資訊取自各篇刊載內容。