Enoch Weikem Weyori*、Nkrumah Bernard、Braimah Baba Abubakari、Adadow Yidaana、Adatsi Richard Kojo、Sylvester Mensah、Valentine Koyiri Cheba
??????????????????????????????????????????????????????? 120 ???????????????????????????????????? RT-PCR ???????
????????????????????? 2015 ?? 2019 ??????????????????????????????????? Microsoft Excel ??????????????????? Minitab ?? 18 ??
??????CSM??2446??????34.4%????52.7%?????47.3%????????? 15??44???????????37.5%???????????????W135????????St.1?????????NMX?St.14?St.19?St.12F/12A/12B????????????RT-PCR?????????????????????NPV?72.6???NLR?0.69??????31.8??????????????????
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