42 lines
2.1 KiB
JSON
42 lines
2.1 KiB
JSON
[
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{
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"question": "水稻叶片有褐色病斑,是不是稻瘟病?",
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"matched_qa_score": 0.8571,
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"knowledge_context": [
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"01",
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"03"
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],
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"answer": "稻瘟病的病斑呈典型的梭形(纺锤形),两端有延伸的褐色坏死线,中央灰白色,边缘褐色;而胡麻叶斑病的病斑较小,呈椭圆形或不规则形,暗褐色,无明显坏死线。可通过观察病斑形状、颜色和坏死线特征来区分。",
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"source": "QA语料库"
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},
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{
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"question": "无人机怎么监测作物病害?",
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"matched_qa_score": 0.8333,
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"knowledge_context": [
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"05",
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"09"
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],
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"answer": "无人机病虫害监测流程:1) 任务规划:设定航线、飞行高度(一般30-100m)和重叠率;2) 数据采集:搭载多光谱/高光谱相机获取影像;3) 图像预处理:拼接、辐射校正、几何校正;4) 特征提取:计算植被指数,识别异常区域;5) 病害识别:利用训练好的模型进行分类检测;6) 生成病虫害分布图,指导精准施药。",
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"source": "QA语料库"
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},
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{
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"question": "小麦锈病怎么防治?",
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"matched_qa_score": 0.6667,
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"knowledge_context": [
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"02",
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"06"
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],
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"answer": "这是小麦条锈病的典型症状。建议:1) 立即喷施三唑酮或丙环唑等药剂;2) 适当增施磷钾肥,提高植株抗病力;3) 注意田间通风透光,降低湿度;4) 严重地块应在发病初期及时防治,间隔7-10天喷施一次。",
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"source": "QA语料库"
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},
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{
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"question": "土壤湿度传感器数据怎么看?",
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"matched_qa_score": 0.5385,
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"knowledge_context": [
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"06",
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"07"
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],
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"answer": "智能灌溉系统通过以下方式自动调节:1) 土壤湿度传感器实时监测含水量;2) 设定作物不同生育期的湿度阈值上下限;3) 当湿度低于下限自动启动灌溉,达到上限自动停止;4) 结合天气预报,如果即将降雨则减少灌溉量;5) 根据土壤类型(砂土/壤土/黏土)调整灌溉速率;6) 通过历史数据优化灌溉策略,实现节水增产。",
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"source": "QA语料库"
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}
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] |