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麦类赤霉病是亚洲一些国家麦类的主要病害之一。在此病发生流行的年份,常造成麦子不结实、结实而不饱满,以至麦粒干瘪或腐烂,对产量影响很大。决定赤霉病发生与否和发生为害的程度的因素是多方面的,病原菌越冬前后菌源的多少、冬季及开春后的气象条件如冰冻、气温、湿度、降雨量、日照,以及麦类开花期、品种的抗病性强弱等,都与发病程度有关。但从赤霉病的发生生态来看,引起麦类发病的初次感染,主要是由于在麦子
Scab belongs to wheat in some countries in Asia is one of the major diseases. The prevalence of the disease in the year, often resulting in wheat is not strong, strong and not full, and even shriveled or decayed grains, a great impact on the yield. There are many factors that determine the extent of FHB occurrence and the degree of occurrence of FHB. The number of bacterial sources before and after the overwintering of the pathogen, the meteorological conditions in winter and early spring such as freezing, temperature, humidity, rainfall, sunshine and wheat flowering Period, the variety of disease resistance, etc., are related to the degree of disease. However, from the ecological aspects of the occurrence of scab, causing the first infection of wheat pathogenesis, mainly due to the wheat