4% salt of 2% ～ ～ 30 Min of dip bath 20 Min, or bluestone of 0.7mg/L of 0.5 Mg/L ～ , vitriolic ferrous mixture 5 ∶ 2) total pool douse
～ produced disease of glossal cup bug easily in August in July move about is logy, breath is difficult; The rear shows wool account other people, serious when bluestone of 0.7mg/L of ～ of 0.5 Mg/L of infection whole body, vitriolic ferrous mixture (5:2) total pool douse, or 1 G/m3 bleaching powder (28% effective chloric) douse.
～ produced disease of anchor head Sao easily in November in June macroscopical bug body; Infection place agnail is red, serious when 20 Min of ～ of 10min of bath of dip of solution of potassium permanganate of fester 10mg/L ～ 20mg/L.
～ produced water mildew easily in May in Feburary body.
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