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：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-26 00:02:54","to":"2026-06-26 00:02:54"}
• intros：{"brand_intro":"史丹利农业集团股份有限公司成立于1992年，是国内复合肥行业领军企业，A股上市公司。公司专注于高效复合肥、液体肥、水溶肥的研发与生产，拥有\"史丹利\"\"三安\"等知名品牌，产品覆盖全国并出口海外，以\"科技兴农\"为使命，致力于为种植户提供增产增收的解决方案。","product_intro":"史丹利尿素硝酸铵钙（UAN）液体氮肥，采用高纯度尿素、硝酸铵与硝酸钙螯合工艺，氮含量≥32%，同时补充速效钙元素。产品为清液型，无杂质，适合滴灌、喷灌及冲施，吸收利用率高达80%以上，能快速缓解作物缺氮黄叶，促进茎叶生长，尤其适用于果蔬、大田作物追肥，不烧根不伤苗。","key_specs":["总氮含量≥32%","硝态氮+铵态氮+酰胺态氮三氮合一","水溶性钙≥8%","pH值：5.5-7.0","密度：1.3-1.4 g/cm³","包装规格：20kg/桶"]}
• 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":"中化化肥尿素硝酸铵钙（UAN）液体氮肥","brand":"中化化肥","model":"UAN-28-0-0","price":38},{"product_name":"云天化尿素硝酸铵钙（UAN）液体氮肥","brand":"云天化","model":"UAN-30-0-0","price":40}]
• kol_quotes：["\"史丹利UAN是液体肥里的'快枪手'，三天见效，叶片转绿肉眼可见。\"——农技专家@老张说农资","\"大棚蔬菜用这个，省了人工冲施，配合水肥一体化效果绝了。\"——种植达人@菜农小刘"]
• scoring_breakdown：[{"source":"word_of_mouth","score":87.1,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈这款液体氮肥溶解速度快，无沉淀，滴灌系统不堵塞。山东寿光菜农表示使用后番茄叶片浓绿，茎秆粗壮，果实膨大均匀。河南小麦种植户称返青期追施后，分蘖明显增多，亩产提升约15%。部分用户提到价格略高于普通尿素，但综合性价比高，省工省时。少数评论指出需注意密封保存，避免阳光直射。","source_count":3}},{"source":"objective","score":79.74863636363635,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":45,"wom_score":87.1}},{"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是液体肥里的'快枪手'，三天见效，叶片转绿肉眼可见。\"——农技专家@老张说农资","\"大棚蔬菜用这个，省了人工冲施，配合水肥一体化效果绝了。\"——种植达人@菜农小刘"]}}]
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