Seasonal fluctuation of Myxobolus gibelioi (Myxosporea) plasmodia in the gills of the farmed allogynogenetic gibel carp in China

The seasonal fluctuation of the plasmodia ofMyxobolus gibelioiWu et Wang, 1982 in the gill filaments of the allogynogenetic gibel carpCarassius auratus gibelio(Bloch) in a fish pond in Hubei Province of China was investigated from August 1999 to July 2000. A total of 445 fish was examined; the overall prevalence of the plasmodium infection in the fish was 64.94% and mean abundance of plasmodia was 11.65 ± 27.85 (mean ± SD). Significant seasonal changes in prevalence and mean abundance, with higher levels of the plasmodia infection from late spring to autumn, were observed.

小乌龟

在我上三年级的时候,爸爸给我买了一只小乌龟。我把它放进一个天蓝色的塑料盆里,接上水,又往盆里放了一些鱼虫子。小乌龟的房子就造好了。小乌龟的样子非常可爱。三角形的头上镶嵌着一对芝麻似的小眼睛。