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一、小麦病虫草害将中等偏重发生 1.小麦锈病。据冬前各地调查,没有发现条锈菌源,叶锈病菌发生也很少;气象预测春季降水偏少;抗病品种面积大。预计小麦条锈病不会流行,叶锈病将在冀中南地区的丰产麦田中度偏轻流行。 2.小麦白粉病。预计石家庄、邢台东部、保定东南部、衡水大部、沧州大部将中等到中偏重流行;邯郸、廊坊、邢台西部、保定北部、衡水和沧州一部将中偏轻流行;其它地区轻度流行。 3.小麦丛矮病。预计黑龙港棉产区间套播麦田,将会有加重流行趋势;田边地头、草荒重的麦田将中偏轻到中度流行。 4.小麦黑穗病。近年来小麦黑穗病严重回升,各地虽然采取了一些防治措施,但由于农药市场短
First, wheat pests and diseases will be moderately moderate 1. Wheat rust. According to the investigation around the winter, there was no source of stripe rust and no leaf rust occurred. Meteorological forecast was less than that in spring, and the area of resistant varieties was large. Wheat stripe rust is not expected to be epidemic and leaf rust will be moderately mild in the high yield wheat fields in southern central Hebei. 2 wheat powdery mildew Expected Shijiazhuang, Xingtai East, Southeast of Baoding, most of Hengshui, most of Cangzhou will moderate to moderate prevalent; Handan, Langfang, western Xingtai, northern Baoding, Hengshui and Cangzhou will be a modest in the popular; mild epidemic in other areas . 3 wheat dwarf disease. It is expected that the cotton crop will be aggravated in Heilongjiang cotton production interval. The land in the frontier fields and the barren grassland will be moderate to moderate. 4 wheat smut. In recent years, serious recovery of wheat smut, although some control measures taken around, but because of the short pesticide market