豬鼻龜繁殖技術(shù)(豬鼻龜繁殖技術(shù)視頻)
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人工繁殖豬鼻龜成功的報(bào)道極為少見(jiàn),已經(jīng)成功孵化豬鼻龜?shù)哪切╋曫B(yǎng)者發(fā)現(xiàn)它們呈現(xiàn)出溫度依賴性的性別決定現(xiàn)象,也就是說(shuō),性別決定于卵在孵化時(shí)的溫度,溫度保持在27.7-30°C時(shí),卵里孵出的是雄龜,其孵化期由60到70天不等,人工飼養(yǎng)的龜苗生長(zhǎng)十分緩慢,關(guān)于豬鼻龜繁殖技術(shù)和豬鼻龜繁殖技術(shù)視頻的介紹到此就結(jié)束了,不知道你從中找到你需要的信息了嗎 ?
本篇文章給大家談?wù)勜i鼻龜繁殖技術(shù),以及豬鼻龜繁殖技術(shù)視頻對(duì)應(yīng)的相關(guān)信息,希望對(duì)各位有所幫助,不要忘了關(guān)注我們祥龍魚場(chǎng)哦。
本文目錄一覽:
人工繁殖豬鼻龜?shù)碾y度大的原因
一、為什么豬鼻龜?shù)娘曫B(yǎng)難度較高
1、豬鼻龜?shù)娘曫B(yǎng)難度偏高與飼養(yǎng)條件和技術(shù)水平等因素息息相關(guān)。豬鼻龜?shù)娘曫B(yǎng)環(huán)境應(yīng)足夠大,并且舒適,同時(shí)要注意維持龜?shù)酿B(yǎng)殖用水的水質(zhì)清澈及保持水溫的穩(wěn)定。
2、養(yǎng)殖一只豬鼻龜就足以消耗到大部分精力,如果大量養(yǎng)殖,則會(huì)大大增加飼養(yǎng)難度。而體型較大的豬鼻龜具有一定的攻擊性,如果多只放在一起飼養(yǎng),容易導(dǎo)致龜之間經(jīng)常爭(zhēng)斗不休,影響種龜?shù)钠焚|(zhì),從而降低配種成功率,導(dǎo)致人工繁殖豬鼻龜?shù)碾y度增加。
3、豬鼻龜?shù)男猿墒鞎r(shí)間較晚,雄性豬鼻龜一般需要14~16年左右才性成熟,雌性更要20~22年左右之久,而直接收購(gòu)成年的豬鼻龜?shù)膬r(jià)格高,并且比較少見(jiàn),所以收購(gòu)豬鼻龜在現(xiàn)實(shí)生活中還是比較難實(shí)現(xiàn)的。同時(shí)這也需要飼主對(duì)其有足夠的耐心和精力才行。
4、模擬豬鼻龜?shù)姆趸氐脑h(huán)境的難度較大,因?yàn)樨i鼻龜大多在旱季的沙洲上筑巢產(chǎn)卵,而只有在龜寶寶們感受到巢穴內(nèi)的氧氣含量逐漸降低才會(huì)觸發(fā)其孵化,所以想要在人工培育過(guò)程豬鼻龜?shù)倪^(guò)程中還原這一過(guò)程的難度是很大的。
另外,豬鼻龜?shù)囊巴夥敝沉?xí)性也是造成人工繁殖豬鼻龜難度大的重要因素之一,具體詳情如下:
1、豬鼻龜?shù)那髳?ài)和交配的行為均發(fā)生在水中,而需要在干旱的陸地上產(chǎn)卵。
2、雌性豬鼻龜每個(gè)季度可以產(chǎn)卵2次,每次的產(chǎn)卵數(shù)與其體型大小呈正相關(guān)關(guān)系。龜卵的孵化期大約在2~3個(gè)月,而只有當(dāng)巢穴被水淹沒(méi)時(shí),龜卵才會(huì)同時(shí)孵化。而人工繁殖豬鼻龜?shù)碾y度則更大,一般人工繁殖豬鼻龜?shù)那闆r下,龜卵的孵化期大約需要64~74天。
6、雌龜選擇巢穴會(huì)著重考慮安全因素。雌龜會(huì)注意挑選沙粒分布緊密的巢穴,以防止沙窩塌陷。同時(shí)巢穴的位置不能太高也不能太低,巢穴過(guò)低容易導(dǎo)致龜寶寶還沒(méi)有完全發(fā)育成熟就受到洪水的侵襲;而巢穴過(guò)高又容易導(dǎo)致龜卵已經(jīng)發(fā)育成熟,但是由于洪水遲遲不來(lái)而因?yàn)楦稍锒劳觥?/p>
以上就是爪爪博士分析的人工培育豬鼻龜?shù)碾y度較大的原因,如果想要通過(guò)大量養(yǎng)殖和培育龜?shù)脑挘ㄗh選擇飼養(yǎng)難度較低的品種。
豬鼻龜怎么繁殖的呢?
- - ! 一公一母繁殖的唄 產(chǎn)蛋在沙土里產(chǎn) 孵化時(shí)間到勒以后 用水一泡蛋 龜龜就會(huì)鉆出來(lái)勒 豬鼻龜比較特別
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