實用孵化率 的英文怎麼說

中文拼音 [shíyònghuà]
實用孵化率 英文
hatchability for practical use
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 動詞(使卵內的胚胎發育成雛鳥) brood; hatch; incubate; (of hens, birds) sit on eggs
  • : 率名詞(比值) rate; ratio; proportion
  • 孵化 : hatch; incubate; gestation; brooding; hatching; incubation
  1. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上,首先從胭脂蟲的形態學、分類學、生物學特性入手,進而在驗室內利人工氣候箱,應正交設計方法,設計了4種溫度、 2種濕度、 2種光照梯度的不同組合,通過測定胭脂蟲的、 1齡若蟲的存活、 2齡若蟲至成蟲期存活、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標,深入研究胭脂蟲在這些組合下的生長發育狀況,應數理統計方法,分析出溫度、濕度和光照對各項生物學指標的影響,找出胭脂蟲適宜的室內培育條件,並為野外胭脂蟲的培育提供一定的理論依據。
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