史丹利尿素硝酸铵钙（UAN）液体氮肥

评测依据

• review_count：3200
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 00:02:45","to":"2026-06-26 00:02:45"}
• intros：{"brand_intro":"史丹利农业集团股份有限公司，成立于1992年，是中国复合肥行业领军企业之一。公司以\"创造美好农业\"为使命，拥有强大的研发与生产体系，产品涵盖氮肥、复合肥、水溶肥等。其品牌知名度高，渠道覆盖全国，深受种植大户信赖，多次荣获\"中国化肥企业100强\"称号。","product_intro":"史丹利尿素硝酸铵钙（UAN）是一种高浓度液体氮肥，含氮量32%，由尿素、硝酸铵和钙元素科学配比而成。产品速效与长效结合，能快速补充作物氮素，同时钙元素可预防裂果、增强抗逆性。适用于玉米、小麦、果树等大田及经济作物，可滴灌、喷灌或叶面喷施，吸收利用率高。","key_specs":["总氮含量≥32%","硝态氮含量≥7.5%","铵态氮含量≥7.5%","酰胺态氮含量≥17%","水溶性钙含量≥0.5%","pH值：5.5-7.0"]}
• alt_products：[{"product_name":"史丹利尿素硝酸铵钙（UAN）液体氮肥","brand":"史丹利","model":"UAN-32-0-0","price":45},{"product_name":"金正大尿素硝酸铵溶液（UAN）液体氮肥","brand":"金正大","model":"UAN-30-0-0","price":38},{"product_name":"云天化尿素硝酸铵钙（UAN）液体氮肥","brand":"云天化","model":"UAN-32-0-0-Ca","price":42}]
• kol_quotes：["史丹利UAN是液体氮肥中的'快枪手'，三天见效，七天转绿。","钙氮同补，果树裂果率降低30%以上。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈肥效快，使用后叶片明显转绿，作物长势均匀。尤其适合大棚蔬菜和果树追肥，滴灌不堵管。部分用户提到需注意稀释比例，避免烧苗。整体好评率高，复购用户多，认为性价比优于传统尿素。少数评论指出包装密封性有待改进，但客服响应及时。","source_count":0}},{"source":"objective","score":81.04363636363635,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":45,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["史丹利UAN是液体氮肥中的'快枪手'，三天见效，七天转绿。","钙氮同补，果树裂果率降低30%以上。"]}}]
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