Moreover, the water NH 4 + -N, NO 2 − -N, NO 3 − -N and TN in the ponds exhibited an increasing trend with the size of the cultured fish, whereas the water PO 4 3− -P and TP exhibited a decreasing trend.
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Microbiota composition and correlations with environmental factors in grass carp (<i>Ctenopharyngodon idella</i>) culture ponds in South China.
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