RONG_MO02

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  • 7/25/2019 RONG_MO02

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    2. VT LIU V PHNG PHP NGHIN CU

    Nguyn liu: Cc loi rong bin trong hrong M (Sargassaceae)

    Nghin cu ngoi thc a: Thu thp v ghi chp sliu ca nhng loi rong bt gp c c

    y cc b phn xc nh thnh phn loi. Rong bin c bo qun bng dung dch

    foocmol 4% v phn tch trong phng th nghim.- Xc nh 6 im thu mu vng ven bin pha bc bn o Hi Vn- Sn Ch (K hiu

    STH), 3 im thu mu vng ven bin pha nam bn o Hi Vn- Sn Ch (K hiu STD)

    (hnh 1)

    ph: Ti mi im tin hnh thu mu bng cch t 3 khung nh lng c din tch

    0.5m x 0.5m ngu nhin trong i rong xc nh che phca rong bin.

    Nghin cu trong phng th nghim

    Xc nh thnh phn loi: Phn loi thc vt theo phng php so snh hnh thi. Cc ti

    liu chnh: Phm Hong H(2001), Nguyn Hu i, Nguyn Vn Tin (2002).

    nh gi ph rong bin theo cp bc t1- n 5 theo phng php Saito v Atobe(1970) v Margarita (2003).

    Xl sliu: Kt quphn tch c x l bng phn mm Microsoft exel 2003.

    Hnh 1: Cc im thu mu rong bin

    3. KT QUNGHIN CU

    Thnh phn loi rong MKt qukho st xc nh 24 loi rong bin thuc 16 chi v 4 ngnh rong bin vng

    ven bn o Hi Vn- Sn Ch. Phong ph nht v thnh phn loi thuc vngnh rong Nu