Xây dựng biện pháp phòng trừ bệnh hại cây cao su
(QT) - Nhằm giúp kiểm soát tốt tình hình dịch bệnh phát sinh và gây hại trên cây cao su, Chi cục Bảo vệ thực vật tỉnh Quảng Trị đang tiến hành nghiên cứu quy luật phát sinh và biện pháp phòng trừ bệnh hại cây cao su trên địa bàn tỉnh. Mặc dù cây cao su đã được trồng trên đất Quảng Trị khá lâu, hiệu quả kinh tế mang lại rất lớn nhưng hiểu biết về dịch hại cũng như biện pháp phòng trừ còn rất nhiều hạn chế, nhất là những hiểu biết về sử dụng các loại thuốc bảo vệ thực vật đối với cây cao su. Vì ...
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