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銀 葉 粉 蝨 在 三 種 寄 主 植 物 上 之 生 物 特 性

臺中區農業改良場研究彙報58:33-41 (1998) - 台中區農業改良場

臺中區農業改良場研究彙報58:33-41 (1998) - 台中區農業改良場

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36臺 中 區 農 業 改 良 場 研 究 彙 報 第 五 十 八 期表 <strong>三</strong> 、 <strong>銀</strong> <strong>葉</strong> <strong>粉</strong> <strong>蝨</strong> 雌 蟲 <strong>在</strong> <strong>三</strong> <strong>種</strong> <strong>寄</strong> <strong>主</strong> <strong>植</strong> <strong>物</strong> <strong>上</strong> <strong>之</strong> <strong>生</strong> 殖 力 及 壽 命Table 3. Fecundity and longevity of female B. argentifolii on three host plantsFecundity (Mean±SE) 2 Longevity 2Host plant N 1 egg/female egg/female/day (days±SE)Cantaloupe 4 104.36±13.04 a 6.84±1.82 a 14.84±2.33 aCauliflower 4 91.80±14.59 a 6.58±2.16 a 15.64±1.58 aCucumber 4 135.71±10.82 b 5.33±1.00 a 21.42±4.99 b1. There were 4 replicates for each host plant, and number of parents at the beginning in each replicate were 10 pairs.2. Same as Table 1.<strong>銀</strong> <strong>葉</strong> <strong>粉</strong> <strong>蝨</strong> <strong>之</strong> 子 代 <strong>性</strong> 比 ( 雌 / 雌 + 雄 ) <strong>在</strong> 甜 瓜 、 花 椰 菜 及 胡 瓜 <strong>上</strong> 分 別 為 0.76、0.81 及 0.67, 於花 椰 菜 和 胡 瓜 二 <strong>種</strong> <strong>寄</strong> <strong>主</strong> 間 差 異 <strong>性</strong> 顯 著 (p=0.05)( 表 四 )。 飼 以 <strong>三</strong> <strong>種</strong> <strong>寄</strong> <strong>主</strong> <strong>植</strong> <strong>物</strong> <strong>之</strong> 子 代 死 亡 率 為 甜瓜 (5.8%)、 花 椰 菜 (25.3%) 及 胡 瓜 (43.3%)( 表 四 )。 又 同 一 <strong>寄</strong> <strong>主</strong> <strong>植</strong> <strong>物</strong> <strong>上</strong> <strong>粉</strong> <strong>蝨</strong> 發 育 期 <strong>之</strong> 死 亡 率 於親 代 和 子 代 間 差 異 不 顯 著 ( p=0.05)( 圖 一 )。表 四 、 <strong>銀</strong> <strong>葉</strong> <strong>粉</strong> <strong>蝨</strong> <strong>在</strong> <strong>三</strong> <strong>種</strong> <strong>寄</strong> <strong>主</strong> <strong>植</strong> <strong>物</strong> <strong>上</strong> <strong>之</strong> 子 代 死 亡 率 及 <strong>性</strong> 比Table 4. Mortality and sex ratio of B. argentifolii progeny on three host plantsMortality (%)Sex ratioHost plant N 1 (Mean±SE) 2 (female/female+male) 2Cantaloupe 4 5.8 ±2.6 a 0.76 ± 0.07 abCauliflower 4 25.3 ±1.7 b 0.81 ± 0.02 aCucumber 4 43.3 ±3.2 c 0.67 ± 0.05 b1. There were 4 replicates for each host plant, and number of parents at the beginning in each replicate were 10 pairs.2. Same as Table 1.Mortality (%)605040302010數 Parents 列 1數 Offspring 列 2aaabbcc0Cantaloupe 1 Cauliflower 2 Cucumber 3圖 一 、 <strong>銀</strong> <strong>葉</strong> <strong>粉</strong> <strong>蝨</strong> 親 代 與 子 代 於 <strong>三</strong> <strong>種</strong> <strong>寄</strong> <strong>主</strong> <strong>上</strong> <strong>之</strong> 死 亡 率 。Fig. 1. Mortality comparison of developmental duration betweenparents and offspring of B. argentifolii on three host plants.

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