查詢結果分析
相關文獻
- 蟲生線蟲(Steinernema carpocapsae) (Nematoda: Steinernematidae)膏劑的特性及在亞洲玉米螟(Ostrinia furnacalis) (Lepidoptera: Pyralidae)防治上之應用
- 蟲生線蟲(Steinernema carpocapsae)(線蟲綱:Steinernematidae)防治亞洲玉米螟(Ostrinia furnacalis)(鱗翅目:螟蛾科)之效力
- 蟲生線蟲(Steinernema Abbasi)對亞洲玉米螟(Ostrinia Furnacalis)之田間殺蟲效果
- 蔗螟與玉米螟赤眼卵蜂對不同寄主卵之寄生力
- 臺南白玉米自交系對亞洲玉米螟抗性之遺傳變異及其遺傳行為
- 本土蟲生線蟲之採集及對黃條葉蚤田間防治效果評估
- 亞洲玉米螟(Ostrinia furnacalis) 之族群豐度及在玉米植株上之分布
- Effect of Animal Manure on the Survival and Pathogenicity of the Entomopathogenic Nematode, Steinernema Carpocapsae
- 數種環境因子對蟲生線蟲Steinernema Carpocapsae存活之影響
- Effects of Temperature and Placement Site on the Dispersal of Entomopathogenic Nematode, Steinernema Carpocapsae in Four Soils
頁籤選單縮合
題 名 | 蟲生線蟲(Steinernema carpocapsae) (Nematoda: Steinernematidae)膏劑的特性及在亞洲玉米螟(Ostrinia furnacalis) (Lepidoptera: Pyralidae)防治上之應用=Characteristics of a Paste Formulation Containing Entomopathogenic Nematode, Steinernema carpocapsae (Nematoda: Steinermatidae) and its Application for Control of the Asian Corn Borer, Ostrinia furnacalis (Lepidoptera: Pyralidae) |
---|---|
作 者 | 鄭旗志; 唐立正; 侯豐男; | 書刊名 | 中華昆蟲 |
卷 期 | 19:3 1999.09[民88.09] |
頁 次 | 頁265-277 |
分類號 | 433.3 |
關鍵詞 | 蟲生線蟲; 亞洲玉米螟; 膏劑; Steinernema carpocapsae; Entomopathogenic nematode; Ostrinia furnacalis; Asian corn borer; Paste formulation; |
語 文 | 中文(Chinese) |
中文摘要 | 將大豆油或棉子油局部脫氫作用形成一種乳化製品,加入蟲生線蟲 (Steinernema carpocapsae (Weiser))懸浮液及保濕聚合物均勻混合,製成蟲生線蟲膏劑。此膏 劑可增加蟲生線蟲對環境中相對濕度、溫度及紫外線照射的容忍力,並提高對亞洲玉米 螟 (Ostrinia furnacalis Guenee) 幼蟲的致死率。當相對濕度50∼92%時,在25℃ 的 溫度下,經8天後具有13∼67%之致死率。以90%的高濕環境保存蟲生線蟲膏劑,在 4∼32℃的溫度下,10天後仍具有80%以上之致死率。但在35℃時其致死率,於24小 時內從100%降至16%。以254 nm波長之紫外線照射,有無膏劑保護的處理組之間差 異顯著,前者經12小時持續照射仍有90%的致死率,後者2小時後已低於20%。殘留 在玉米葉上之線蟲高劑,對室內飼育之亞洲玉米螟幼蟲致死率,7天內從100%降至 13%。將線蟲膏劑施用於已接入亞洲玉米螟幼蟲的盆栽玉米株,第14天仍可維持高於 40%的致死率。線蟲膏劑施用於玉米田,隨線蟲濃度的增加,在植株上所採集的亞洲 玉米螟幼蟲數及蛀孔數,有下降的趨勢,並獲得較高的可上市果穗率,且效果與陶斯松 處理組相近或更佳。比較線蟲膏劑及藻酸鈣膠囊劑,對室內飼育及接入玉米株內的亞洲 玉米螟幼蟲致死率,以豪劑的致死率最高。 |
英文摘要 | The entomopathogenic nematode, Steinernema carpocapsae, was formulated as a paste with water retentive polymer and oil in which soybean or cottonseed oil was emulsified by partial dehydrogenation. The paste formulation was optimal for enhancing tolerance of S. carpocapsae to some unfavorable environmental factors, such as humidity, temperature, and ultraviolet-ray (UV) irradiation in the field conditions. The larval mortality caused by treating with the paste ranged from 10 to 70% under 50 to 92% RH at 8 days after assaying with 4th instar larvae of the Asian corn borer, Ostrinia furnacalis. Larval mortality was as high as 80% or over when incubated at 4-32 ℃ for 10 days. However, the mortality declined from 100 to 16% when incubated at 35 ℃ for 24 h. The paste formulation after continuous irradiation ot UV for 12 h still caused 90% mortality, while the preparation without formulating in paste caused only 20% mortality after irradiating for 2 h. Residual effect of the paste on corn leaves against the borer was also measured in the laboratory. The larval mortality declined from 100 to 13% within 7 days without pasting whereas the mortality stayed higher than 40% for 14 days after the paste was applied to corn plants in screen house. In field trials, the insect number per plant decreased as raising the nematode concentration in paste, resulting in higher number of marketable ears. The control efficacy with this paste formulation was similar to capsule that of chlorpyrifos. Comparison of the paste formulation and the capsule formulated with calcium alginate showed that larval mortality at 4 days after treatment was gratly higher by applying paste than by capsule when tested both in the laboratory and in screen house. |
本系統中英文摘要資訊取自各篇刊載內容。