The mean eclosion time within a day was correlated with the time of light was turned on and off.

oceana的平均羽化時間和開燈及關(guān)燈的時刻有關(guān)，其中以羽化前的開燈及關(guān)燈時刻較具影響力。P。

Two peaks of eclosion dates occurred from the same batch of fertilized eggs in the laboratory without cyclic environmental factors.

在月內(nèi)羽化天數(shù)方面，全期一致的高五月婷婷丁香综合伊人一区二区三区四区、中、低溫會影響月內(nèi)的羽化天數(shù)99久久性爱白浆，高溫會有提前而低溫會有延后的現(xiàn)象三级特黄AA片视频在线。

The effects of temperature on daily eclosion time and monthly eclosion days of the marine midge Pontomyia oceana were investigated.

本研究主要探討溫度對海生搖蚊日內(nèi)羽化時間及月內(nèi)羽化天數(shù)的影響。

The influence of light-dark cycles in the pupal stage was greater than that in the larval stage on daily eclosion time.

oceana雌蛹會因活雄蚊的存在而更容易羽化又黄又爽的黄色视频。P26uuu欧美杂交。 oceana雄蚊活動時間的長短會受到羽化后溫度會影響。

The eclosion dates of offspring are not related to their parents with regard to the 2 peaks. There was an corresponding shift in eclosion days in eggs fertilized 2 days apart. It suggested that circasemilunar eclosion times were not caused by cues in the laboratory.

相隔兩天取樣的卵塊国产精品特级毛片一区二区在线，在實驗室中并沒有在月內(nèi)同步羽化的現(xiàn)象国产92AV视频，顯示在實驗室中兩個高峰間隔約15天，并不是受到飼養(yǎng)環(huán)境中某些因子的提示欧美自拍偷拍精品，而使得羽化呈現(xiàn)相似的間隔天數(shù)亚洲大片一区二区跑去。

Vg could be detected in haemolmph of the water—fed female at 48h after eclosion, too.

用10％的蜂蜜和清水分別飼喂兩組成蟲(簡稱"蜜組"和"水組")一区二区毛片网站，以研究成蟲期的營養(yǎng)對Vg發(fā)生和卵巢發(fā)育的影響xxxx欧美图片，結(jié)果顯示欧美肏逼mp4，成蟲期營養(yǎng)對于Vg的啟動合成并不起關(guān)鍵的決定性作用，兩組成蟲均可以在羽化的48小時檢測到Vg福利影视亚洲影视在线观看，且水組中的血淋巴水平并不低于蜜組對照亚洲日本亚洲国内精品自在自线，但絕大多數(shù)水組個體的卵巢發(fā)育停留在卵黃沉積的某一時期欧美图片另类，此時在血淋巴中也檢測不到一级做一级a做片性视频无遮挡，只有約20％的飼水個體卵巢可以發(fā)育成熟，出少量卵国产黄A片免费网站；用高劑量的ZR515于羽化當(dāng)日點滴處理飼水個體插女人视频，可以使所有接受處理的飼水個體的卵巢發(fā)育成熟，但是產(chǎn)卵〓依舊低于對照組的国产午夜精品视频一区二区三区，不能恢復(fù)正常欧美精品黑人白妞大战；這說明成蟲期營養(yǎng)對卵巢中全體卵母細(xì)胞的成熟是必需的，其作用的產(chǎn)生是通過內(nèi)分泌系統(tǒng)途徑實現(xiàn)的影音先锋女人av鲁资源网。

There are internal and external factor for the Image of ascending to heaven and becoming immortal forming and development.

漢代墓葬中的壁畫黄色黄片一个人www、畫像石所描繪的內(nèi)容無不是羽化思想的體現(xiàn)，而羽化圖像的形成與發(fā)展自有其內(nèi)在和外在的因素看男女搞。

Results The ozone could cause death to flyblow and some of the pupa and adult of housefly and make the pupa of housefly eclosion restrain and filial generation of housefly nervure variation.

結(jié)果O3對家蠅卵有致死作用国产自慰资源；O3對蛹有一定殺傷作用，使羽化受到明顯抑制，羽化時間相對延長欧美嘿咻嘿咻视频播放；O3對成蠅有一定致死作用2020亚洲一级兔费A片，存活的家蠅進(jìn)行傳代，子代F1色色五、F2免费无码高清黄色网址、F3均出現(xiàn)短翅和翅脈變異，但對子代性別無明顯影響97青青操在线。

The 3rd instar larvae feeding treated leaves for 48 h, the rate of growth inhibition was 100%, and pupation rate was 15.56% and the adult could not emerge completely.

3齡幼蟲取食發(fā)酵液處理的葉片后国产一区在线免费观看，生長極其緩慢，在 48h時體重抑制率達(dá) 100%在线视频精品99，化蛹率和羽化率均明顯下降欧美日韩无线码一区二区，其中化蛹率僅為 15.56%，100%蛹不能羽化狠起插。

Methods The larva and adult rat flea were reared with artificial diet and white mouse respectively.The process of larva pupation and adult emergence were recorded,and the sex ratio was calculated during the flea development.

用人工飼料和小白鼠分別喂飼印鼠客蚤的幼蟲和成蚤欧美性视频在线，在飼養(yǎng)過程中記錄幼蟲的化蛹和羽化過程，并鑒別羽化成蚤的性別国产亚洲AⅤ人片在线观看。