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Oysters were reared in cylindrical sieves in 1000 l tanks with recirculating enriched seawater.
Collection involved scooping out loose soil from the burrows and sieving it as described above.
Aggregates were premoistened with deionized water by capillary action for 10 min and then subjected to wet sieving for 5 min27.
To extract seeds, we thoroughly mixed each sample with water and rinsed it through sieves with decreasing mesh width (4, 2, 1 mm).
The sand was sieved and washed, and the fraction retained between sieves of 160 m and 425 m pore size was used.
Ants were baited with milled rice that was sieved into five particle sizes: < 0.2, 0.2-0.5, 0.5-0.8, 0.8-1.5 and 1.5-2.5 mm.
Few investigators have utilized dextran sieving techniques to elucidate the properties of the glomerular filtration barrier in women with pre-eclampsia.
Now we give another construction for low mod 6 rank co-diagonal matrices using modular sieves.
The air-dried samples were sieved through a 150-mesh.
The sand was subsequently sieved daily and any puparia formed in the preceding 24 h removed and counted.
Ferrallitic forest soil (top soil: 10-15 cm deep) was collected on the same site and sieved through a 1-cm screen.
Size fractions determined from 7.9-mm and 2.4-mm sieves, with large fraction > 7.9 mm, 2.4 < medium fraction < 7.9 mm, and smallest fraction < 2.4 mm.
Contents were washed and filtered through sieves of different mesh size (< 1 mm2 and 5 mm2).
At monthly intervals, seeds were retrieved from the seed-soil mixture by sieving (1.44 mm 1.44 mm) and washing.
The 1 kg samples of dung and manure were sieved coarsely (75 mm and 25 mm mesh) with water, to reduce sample bulk.
