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2013年我市夏玉米统计面积为168 705亩,平均亩产327kg,总产55 247t。如此低的亩产,与这几年我们实施的增量增收、高产创建、玉米病毒病综合防治技术研究与示范项目中试验示范田间实测的亩产相差甚远。从我们的实地调查结果看,只要找准低产原因,将我市夏玉米亩产提高到550kg,增加总产37 621t,完全能够实现。一、攀枝花市夏玉米低产原因通过田间的实地调查了解与农户的交流以及种子市场的执法检查,经过分析归纳,总结出以下原因。
In 2013, the statistical area of summer maize in our city was 168 705 mu, with an average mu yield of 327 kg and a total output of 55 247 t. Such a low mu yield falls far short of the actual measured mu yield in the experimental demonstration field in the research and demonstration projects of incremental technology and high yielding that we implemented in recent years and the comprehensive prevention and control of corn virus disease. From our field survey results, as long as the reasons for identifying low yield, summer maize acres in our city increased to 550kg, an increase of 37 621t total output, fully able to achieve. First, the reason for the low yield of summer maize in Panzhihua City Through the field survey to understand the exchange with the farmers and the law enforcement inspection of the seed market, after analysis and summarized the following reasons.