论文部分内容阅读
小麦全蚀病是土传病害,分布很广,在许多地区成为毁灭性病害.尚未发现抗病品种,也缺少有效的防治方法,70年代此病曾在山东胶东地区发生,损失严重。近年来,宁夏、山东、甘肃、内蒙、河北等省(区)许多地区又反映小麦根部病害逐年加重,但由于缺乏系统、深入的调查研究,病原种类不清,对小麦全蚀病的为害并未引起足够的重视。1987—1990年,作者对宁夏和山东等地小麦根腐,特别是小麦全蚀病的发生现状及防治方法作了进一步的研究,现将主要结果初报如下:
The eclogism of wheat is a soil-borne disease, which is widely distributed and has become a devastating disease in many areas. There are no resistant varieties and effective prevention and treatment methods. In the 1970s, the disease occurred in Jiaodong area of Shandong Province, causing serious losses. In recent years, many areas in Ningxia, Shandong, Gansu, Inner Mongolia, Hebei and other provinces (regions) also reflect the increasing incidence of wheat root diseases, but due to the lack of systematic and in-depth investigation and study, unclear pathogen species, Did not cause enough attention. From 1987 to 1990, the author made further research on the occurrence status and control methods of wheat root erode, especially wheat eclipse in Ningxia and Shandong. The main results are as follows: