先正达 阿米西达 嘧菌酯 杀菌剂

评测依据

• review_count：12500
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["京东","天猫","什么值得买"]
• time_range：{"from":"2026-06-25 09:44:58","to":"2026-06-25 09:44:58"}
• intros：{"brand_intro":"先正达（Syngenta）是全球领先的农业科技公司，总部位于瑞士，2017年被中国化工集团收购。公司拥有百年植保研发历史，在杀菌剂领域被誉为'三唑类与甲氧基丙烯酸酯类杀菌剂的鼻祖'。其核心技术优势在于高通量筛选与分子设计平台，能精准靶向病原菌。创始人故事可追溯至19世纪瑞士化工巨头，品控理念强调'从实验室到田间'的全链条质量追溯，确保每批产品活性成分纯度达99%以上。","product_intro":"阿米西达是先正达的旗舰杀菌剂，以嘧菌酯为核心成分，定位高端广谱保护性杀菌剂。核心卖点包括：超强内吸传导性、耐雨水冲刷、对白粉病/霜霉病/炭疽病等高效。适用场景涵盖水稻、蔬菜、果树等经济作物。与竞品相比，其持效期长达7-14天，且对作物安全性极高，不易产生药害。","key_specs":{"有效成分":"250g/L 嘧菌酯","剂型":"悬浮剂","毒性":"低毒（微毒级）","适用作物":"水稻、黄瓜、番茄、葡萄等","防治对象":"白粉病、霜霉病、炭疽病、稻瘟病","推荐用量":"30-50毫升/亩"}}
• alt_products：[{"product_name":"先正达 阿米西达 嘧菌酯 杀菌剂","brand":"先正达","model":"250g/L 嘧菌酯悬浮剂","price":85},{"product_name":"七洲 戊唑醇 430g/L 悬浮剂","brand":"江苏七洲","model":"430g/L 悬浮剂","price":45},{"product_name":"巴斯夫 凯润 吡唑醚菌酯 杀菌剂","brand":"巴斯夫","model":"250g/L 乳油","price":95}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":91.39999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"综合京东、天猫及农资论坛评价，用户普遍反馈'效果立竿见影'，尤其对白粉病和霜霉病防治率超95%。专业评测指出其内吸性强，喷施后2小时遇雨无需补喷。缺点为价格偏高（约85元/100ml），且长期单一使用可能产生抗性，建议与其他作用机理杀菌剂轮换。部分农户反映对水生生物毒性需注意。","source_count":3}},{"source":"objective","score":69.83242424242424,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.8,"price":85,"wom_score":91.39999999999999}},{"source":"user_review","score":96,"weight":0.2,"confidence":1,"details":{"rating_avg":4.8,"review_count":12500,"source":"product_reviews_aggregate"}}]
• method_version：v3
• search_visual：null