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<p><span>　　隨著人們消費(fèi)水平和環(huán)保意識(shí)的增強(qiáng)，消費(fèi)者的飲食習(xí)慣和結(jié)構(gòu)已發(fā)生了很大變化，綠色水產(chǎn)品越來(lái)越受到消費(fèi)者的青睞，水產(chǎn)品的也逐漸時(shí)受到人們關(guān)心和重視，而水質(zhì)則成為養(yǎng)好魚的關(guān)鍵，水質(zhì)的好壞與魚蝦蟹類的成長(zhǎng)性有著密切的關(guān)系，在養(yǎng)殖的過(guò)程中，對(duì)池塘的水質(zhì)也越來(lái)越重視，然而檢測(cè)水質(zhì)需要用到哪些參數(shù)?基本的水產(chǎn)養(yǎng)殖檢測(cè)儀都是檢測(cè)哪些項(xiàng)目呢?</span></p><p><span>水產(chǎn)養(yǎng)殖水質(zhì)檢測(cè)的重要性：</span></p><p><span><br/></span></p><p><span>　　隨著人們消費(fèi)水平和環(huán)保意識(shí)的增強(qiáng)，消費(fèi)者的飲食習(xí)慣和結(jié)構(gòu)已發(fā)生了很大變化，綠色水產(chǎn)品越來(lái)越受到消費(fèi)者的青睞，水產(chǎn)品的也逐漸時(shí)受到人們關(guān)心和重視，而水質(zhì)則成為養(yǎng)好魚的關(guān)鍵，水質(zhì)的好壞與魚蝦蟹類的成長(zhǎng)性有著密切的關(guān)系，然而應(yīng)該把水產(chǎn)養(yǎng)殖過(guò)程中的水質(zhì)分析貫徹到整個(gè)水產(chǎn)養(yǎng)殖的過(guò)程中，通過(guò)水質(zhì)的測(cè)量，以隨時(shí)把握水質(zhì)的情況以及變化趨勢(shì)，能夠及時(shí)做調(diào)整，保持水質(zhì)的穩(wěn)定良好，并且做好詳細(xì)的數(shù)據(jù)記錄。通過(guò)做出數(shù)據(jù)分析，更能了解魚蝦的水質(zhì)環(huán)境狀況，做到綠色養(yǎng)殖，數(shù)據(jù)化分析將成為未來(lái)科學(xué)養(yǎng)殖的發(fā)展趨勢(shì)，盤天生物將為您共同打造精細(xì)化數(shù)據(jù)管理方案，將為您創(chuàng)造更大的價(jià)值。</span></p><p><span><br/></span></p><p><span>　　水產(chǎn)養(yǎng)殖水體檢測(cè)的重要幾項(xiàng)指標(biāo)：</span></p><p><span><br/></span></p><p><span>　　PH：養(yǎng)殖水體PH過(guò)低水體中魚類對(duì)傳染性魚病特別敏感，呼吸困難，生長(zhǎng)緩慢。過(guò)高水體為強(qiáng)堿性，腐蝕魚類的鰓組織，造成呼吸障礙，嚴(yán)重時(shí)使魚窒息。強(qiáng)堿性的水體還影響微生物的活性進(jìn)而影響微生物對(duì)有機(jī)物的降解。</span></p><p><span><br/></span></p><p><span>　　亞硝酸鹽：亞硝酸鹽是氨轉(zhuǎn)化為硝酸鹽過(guò)程中的中間產(chǎn)物，不穩(wěn)定，當(dāng)氧氣充足時(shí)，可以在微生物作用下轉(zhuǎn)化為對(duì)魚毒性較低的硝酸鹽，但也可以在缺氧時(shí)轉(zhuǎn)化為毒性較強(qiáng)的氨態(tài)氮。亞硝酸鹽濃度升高，魚類攝食降低，鰓呈暗紫色，呼吸困難，游動(dòng)緩慢，騷動(dòng)不安;濃度過(guò)高，魚類行動(dòng)無(wú)力，魚體柔軟，臀部底面呈黃色，某些器官功能衰竭，嚴(yán)重時(shí)導(dǎo)致死亡。</span></p><p><span><br/></span></p><p><span>　　氨氮：氨氮的主要危害：氨氮濃度升高，則對(duì)魚類有輕度毒性，容易發(fā)病，氨氮濃度過(guò)高，對(duì)魚類的毒性較大，容易導(dǎo)致魚類中毒發(fā)病，甚至大批死亡。</span></p><p><span><br/></span></p><p><span>　　磷酸鹽：磷酸鹽對(duì)魚類沒(méi)有毒性。然而，磷酸鹽偏高卻能導(dǎo)致水中藻類大量繁殖，間接影響魚的生長(zhǎng)。過(guò)度繁殖的藻類會(huì)大量消耗水中氧氣，對(duì)魚的生長(zhǎng)造成損害。磷酸鹽比硝酸鹽對(duì)藻類生長(zhǎng)的影響更顯著。水中磷的主要來(lái)源是魚吃剩下的飼料，可根據(jù)磷酸鹽數(shù)據(jù)指標(biāo)調(diào)整魚飼料的投放量，理想的磷酸鹽水平應(yīng)該是0.05mg/L以下。</span></p><p><span><br/></span></p><p><span>　　溶解氧：水中充足的溶氧、生成有毒物質(zhì)，降低有毒物質(zhì)的含量，而當(dāng)溶氧不足時(shí)，氨和硫化氫則難以分解轉(zhuǎn)化，容易達(dá)到危害魚類健康生長(zhǎng)的程度。</span></p><p><br/></p> 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