Tăng cường phòng trừ sâu bệnh hại lúa cuối vụ
(QT) - Vụ đông xuân năm nay, toàn tỉnh Quảng Trị gieo cấy hơn 25.200 ha với các bộ giống lúa chủ lực như: Khang dân, HC95, HT1… Hiện, trên đồng ruộng các trà lúa đang ở giai đoạn ôm đòng – trổ. Thời tiết đang thuận lợi cho cây lúa sinh trưởng, phát triển, đồng thời cũng tạo điều kiện cho các đối tượng dịch hại phát sinh gây hại. Cụ thể chuột gây hại trên diện tích 1.236 ha, trong đó hại nặng 63 ha, tỷ lệ hại phổ biến từ 8 – 15%, nơi cao từ 20 – 40%; rầy các loại diện tích nhiễm 432 ha, mật độ ...
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4oCmw6PDrW/Do2jhu6HDo2fDtW7hu6PDo+G7r+G7j+G6q+G7r8OjdsO9ZOG7o8Oj4bub4bq0w6PGoeG7k+G7r8OjeeG7j+G7qcO1NMOjWeG7juG7tkjDo1bDnSxL4buiOC/hu685