Winter winter fish pond management mainly in the following aspects: First, the morning and evening patrol ponds, fish diseased fish found to be picked up in time; Second, to maintain high water level, the water depth should be more than 1.8m; Third, the water quality must have a certain amount of fertilizer, transparency Keep 30-40cm, apply manure 150kg/mu every 10-15 days, or 1.5kg carbon ammonia plus 1.5kg calcium phosphite per acre; IV. Inject fresh water once every 10-15 days, each time filling 10cm.
Frozen Mussels
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