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赤霉病是我区大小麦的主要病害,病害流行年份造成春粮减产。探明有效防治方法,已成为夺取春粮高产稳产的关键措施。本站几年来对赤霉病的发生规律及防治方法进行了初步观察,现将结果简述如下: 一、流行规律赤霉病的流行与否,主要决定于菌量、气象条件和麦类生育期三个条件。 (一)菌源:麦类赤霉病是由禾谷类镰刀菌引起的一种病害,初次侵染源主要来自土表作
Fusarium head blight is the main disease of wheat in our region, the disease epidemic caused the spring crop to reduce production. Proved effective methods of prevention and control, has become a key measure to seize high yield and stable yield of spring grain. The past few years the occurrence of scab and its prevention and control of the initial observations, the results are summarized as follows: First, the prevalence of prevalence scab mold prevalence or not, mainly determined by the amount of bacteria, meteorological conditions and wheat growth Period of three conditions. (A) Source: Fusarium graminearum is a disease caused by cereal fusarium, the primary source of infection mainly from the soil surface