頁籤選單縮合
題 名 | 以處女雌蛾誘蛾盆誘捕春植蔗田內之黃螟雄蛾=Catches of Male Gray Borer Moths by Virgin Female Traps in Spring Cane |
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作 者 | 鄭文義; 王瑞圖; 陳先明; | 書刊名 | 臺灣糖業公司研究所研究彙報 |
卷 期 | 167 2000.03[民89.03] |
頁 次 | 頁35-48 |
分類號 | 434.718 |
關鍵詞 | 春植蔗田; 黃螟; 誘捕雄蛾數; 誘蛾盆大小; 誘蛾盆高度; Spring cane; Argyroploce schistaceana; Male catch; Trap size; Trap height; |
語 文 | 中文(Chinese) |
中文摘要 | 在76/77至82/83共7個年期之F160春植調查田,以羽化未滿24小時之未交尾 黃螟(Argyroploce schistaceana)雌蛾,放置於誘蛾盆用以誘捕雄蛾測定其數量變動。在放 置之4,612個盆-夜中,平均每盆-夜誘捕5.87隻雄蛾;以79/80年期平均每盆-夜誘捕9.04 隻最多,82/83年期之每盆-夜2.12隻最少。在甘蔗萌芽初期即能誘捕到少數雄蛾,誘捕數 在3至6月間有一高峰,其峰度高達每盆-夜11.22隻,在10至次年2月間另有一高峰,每 盆-夜更達11.69隻,在兩高峰間之7至9月間平均每盆-夜只誘捕1.83-3.62隻。不同大小 誘蛾盤誘捕蛾數之差異不顯著,但外盤之直徑愈大,則跌落外盤之雄蛾數所佔比例愈高。又, 誘蛾盆放置高度隨春植甘蔗之生長而提高之結果,在3-5月之初期,不同高度誘捕數之差別 不顯著,5-8月間在100-140cm高度之誘捕數顯著較放置80cm高度以下者為多,8-9月間以 180cm高度者較多,但9月以後之成蔗上,則以120cm高度之誘捕數顯著較放置20cm或220cm 高度者為多。 |
英文摘要 | Virgin female traps were placed in F160 spring canes fields in 1987/88 to 1993/94 crops in order to catch and to study the seasonal occurrence of the male gray borer moth Argyroploce schistaceana, at the Taiwan Sugar Research Institute experiment farm. An average of 5.87 males were caught in 4,612 trap-nights, with the highest of 9.04 males/trap/night for the 1990/91 crop and the lowest of 2.12 males /trap/night for the 1993/94 crop. First peak of male catch appeared in March to June with the catch of 11.22 males/trap/night and the second one in October to February of the next year with the hightest catch of 11.69 males/trap/night, while only 1.83-3.62 males/trap/night were caught in July through September. The larger the outer diameter of the trap the higher the number of males caught, though the difference was insignificant among the traps with different outer pan diameters. Furthermore the higher the trap was placed the greater the number of males trapped in May to August. However, the difference was insignificant before April when the cane was still short. The number of males caught in traps place 120 cm above the ground was higher than those at 220 cm after September when the cane was taller than 200 cm. |
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