论文部分内容阅读
近年来,水稻黑条矮缩病在浙江南部的台州、温州市及中部杂交稻区大面积流行,2005年发病面积65万hm2,造成水稻产量损失近1亿kg,成为水稻上损失严重而又最难防控的重大灾变性病害。为了切实有效控制水稻黑条矮缩病的发生为害,确保水稻生产安全,几年来我们在对水稻黑条矮缩病及传
In recent years, rice black-streaked dwarf was endemic in the hybrid rice areas of Taizhou, Wenzhou and the central part of southern Zhejiang Province. In 2005, the disease area was 650,000 hm2, causing a loss of nearly 100 million kg of rice, making it a serious loss to rice The most difficult to prevent and control major catastrophic diseases. In order to effectively and effectively control the occurrence of rice black-streaked dwarf disease, to ensure the safety of rice production, over the past few years we are in the black-streaked dwarf disease and transmission