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2014年11月中旬,笔者一行到湖北省武汉市东西湖区辛安渡农场、汉川市新河刁东办事处等地调查农业生产时,听到农民反映,2014年的春季甜玉米产量高、效益好,但秋季甜玉米效果较差。有的农户还说,搞得不好可能要赔本。为什么出现这种情况呢?一是面积盲目扩大,市场滞销,难以贮藏;二是有的秋甜玉米病害比较严重。笔者在秋种的甜玉米中,看到有部分玉米得了锈病和瘤黑粉病,直接影响到产量与品质。关于玉米锈病,在雨水较多、气温在25℃的环境条件下容易发生,2014
In mid-November 2014, when I visited the Xin’andu Farm in Dongxihu District of Wuhan City in Hubei Province and the Diao Dong Office in Xinhe of Hanchuan City, I heard peasants report that the output of spring sweet corn in 2014 was high and the benefit was high Good, but autumn sweet corn is less effective. Some farmers also said that doing bad may lose money. Why this happens? First, the blind expansion of the area, the market slow sales, it is difficult to store; Second, some autumn sweet corn disease is more serious. In autumn, the author of sweet corn, saw some corn got rust and tumor powdery mildew, a direct impact on the yield and quality. About corn rust, in the rain more, the temperature at 25 ℃ prone to environmental conditions, 2014