The occurrence area of Wheat Sheath Blight in Henan Province is 21 million mu

Introduction: due to the continuous occurrence of Wheat Sheath Blight in Henan Province and the continuous expansion of wheat harvest area, the large amount of straw and stubble residues, and the sufficient residual bacteria sources in the field, in addition to the abundant rain and snow and the low temperature last winter, the wheat freezing damage is serious and the resistance to disease is reduced At present, wheat sheath blight has occurred in most wheat fields in Henan Province In Kaifeng, Nanyang, Luohe, Hebi, Shangqiu, Pingyu of Zhumadian and Qinyang of Jiaozuo, the average disease rate is more than 20% In Anyang County, Zhumadian, Zhoukou, Luoyang and other places, the average disease rate is more than 14% The occurrence area of the whole province has reached 21 million mu The details are as follows: In Qinyang City, the disease field rate is 100%, the disease plant rate is 50-80%, and some fields are 100%, 10-20% higher than the same period last year; in Pingyu County, the disease field rate is 88%, the disease plant rate is 43, the highest 90%, and the occurrence area is 650000 mu; in Kaifeng City, the average disease field rate is 75.8%, the average disease plant rate is 23.5%, the occurrence area is 1120000 mu, and the control area is 400000 mu; in Nanyang City, the disease field rate is 69.3%, and the average disease plant rate is 22.5%, with rice stubble field, wheat field and The wheat with good growth is the most serious, with an area of 2 million mu; the average disease field rate in Shangqiu City is 85%, and the disease plant rate is 22%; the average disease field rate in Zhumadian City is 58.2%, and the disease plant rate is 21%, with a total of 4.56 million mu; the average disease field rate in Luohe City is 53.2%, and the average disease plant rate is 20.34%, with a total of 880000 mu; the disease field rate in Hebi City is 82%, and the disease plant rate is 21%, with an area of 200000 mu; the disease field rate in Zhoukou City is 87.9%, and the disease plant rate is 17.3%; In Jiyuan City, the average disease rate is 12.7%, 32% of the serious plots, with an area of 76000 mu; in Anyang City, the average disease rate is 7.8%, among which, in Yangdian village, Baibi Township, Anyang County, the average disease rate is 19.5%, the highest is 21.4%, in Huaxian County, the average disease rate is 6%, in Tangyin County, the average disease rate is 4%, with a total area of 100000 mu; in Zhengzhou City, 713000 mu, of which Xinzheng City has a disease field rate of 100% The incidence of disease was 12.1%, and the area of occurrence was 150000 mu, accounting for 34% of wheat planting area With the warm weather and the rising temperature, Wheat Sheath Blight will be further aggravated The Department of agriculture of Henan Province requires the agricultural departments at all levels to act immediately, strengthen the monitoring, do a good job in the communication and distribution of the disease, make full use of radio, television, newspapers, blackboard newspapers, plain paper and other forms to do a good job in technical publicity, guide the field control in time, and minimize its impact on small areas The harm of wheat