Trên 286 ha sắn bị nhiễm bệnh rệp sáp bột hồng
(QT) - Theo báo cáo của Chi cục Bảo vệ thực vật tỉnh Quảng Trị, đến thời điểm này, toàn tỉnh có 286,7 ha sắn tại 5 huyện: Hướng Hóa, Hải Lăng, Cam Lộ, Gio Linh và Vĩnh Linh bị nhiễm bệnh rệp sáp bột hồng. Trong đó, huyện Hải Lăng 4 ha, huyện Gio Linh 3,7 ha, huyện Hướng Hóa 20 ha, huyện Vĩnh Linh 39 ha, riêng huyện Cam Lộ 220 ha, trong đó có 24,5 ha bị nhiễm nặng. Đây là đối tượng dịch hại mới, dễ lây lan và rất nguy hiểm, có thể làm giảm năng suất sắn đến 100%. Thông thường bệnh rệp sáp bột ...
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