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... Rev. 09/2020 蔬菜蚜蟲 Vegetable Aphids 圖 1：蚜蟲體長約 2 – 5mm 圖 2：蚜蟲群集於菜心莖上為害 寄主作物  主要作物：菜心、生菜、蘿蔔、豆角、青瓜、茄子等。 為害時期  全年均可進行為害。 生活史  卵  若蟲  成蟲；  本港主要有 5款蚜蟲，包括桃蚜、菜蚜、偽菜蚜、棉蚜及生菜白尾紅蚜；  成蟲及若蟲群集於作物的心芽、葉柄及葉背。 為害狀  成蟲及若蟲均會吸取作物的營養，導致葉片捲縮或萎凋，甚至枯死；  另外，牠們會分泌蜜露誘發煤煙病，阻礙作物進行光合作用，影響作物生 長；  桃蚜及其它蚜蟲會作為植物病毒病傳播的媒介。 農業...

... been kept at premises or at a farm or other establishment where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept...

... where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and...

... where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and...

... where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and...

... where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and...

... at a farm or other establishment where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for...

... farm or other establishment where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days...

... farm or other establishment where there is serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days...

... serological or virological evidence of H5 and H7 avian influenza virus infection having occurred within the 180 days immediately preceding the day on which the health certificate was issued; (vi) the birds have been kept segregated from other birds for 14 days prior to the export, and have all remained...