نتایج جستجو برای: brachionus calyciflrous
تعداد نتایج: 571 فیلتر نتایج به سال:
BACKGROUND Several organisms display dormancy and developmental arrest at embryonic stages. Long-term survival in the dormant form is usually associated with desiccation, orthodox plant seeds and Artemia cysts being well documented examples. Several aquatic invertebrates display dormancy during embryonic development and survive for tens or even hundreds of years in a hydrated form, raising the ...
در مطالعه حاضر اثر 2 غلظت مختلف (cell/ml 106 ×5/2 و 106 × 5) جلبک خشک کلرلا و نانوکلروپسیس بر اندازه بدن و تخم روتیفر آب شور brachionus plicatilis مورد بررسی قرار گرفت. کشت روتیفرها در شرایط استاندارد و در ظروف پلاستیکی 500 میلی لیتری صورت گرفت. تراکم اولیه روتیفرها در تیمارهای مختلف 30 عدد در میلی لیتر بود. نمونه برداری از روتیفرها در مرحله رشد لگاریتمی انجام گرفت. براساس نتایج تفاوت معنی داری...
Bu çalışmada, rotifer Brachionus plicatilis kültüründe 2 formüle emülsiyon (Emülsiyon-I ve Emülsiyon-II) 3 farklı ticari ürün (Olio w-3, Red Pepper (n-3) Top Rich) kullanımının popülasyon artışı üzerine etkisi araştırılmıştır. Rotiferler için oluşturulan deneme grupları sırasıyla; DHA-Gold (Kontrol), + Emülsiyon-I (1. Grup), Emülsiyon-II (2. Olio w-3 (3. (4. Rich (5. Grup) olarak belirlenmiştir...
The larvae of grass carp Ctenophargodon idella were fed on three types live food Brachionus calyciflorus, Artemia sp. and Daphnia magna. study showed that is very important to achieve high growth survival fish larvae. average weights C. B. calyciflorus 118.12+3.0 mg / 29.48+0.8 mm respectively, in case rates 103.13+1.5 mg/ 25.34+1.4 larvae, while the mixed rate 122.80 + 1.8 30.08 1.1mm /larvae ...
The plankton fauna of the state of Piauí, Northeastern Brazil, especially in the Parnaíba basin, is still poorly known; the results of most studies of the subject have not been published and can only be found in grey literature (unpublished scientific works), such as course completion work and consulting reports. Thus, this paper presents data from samples taken recently from different water bo...
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