史丹利尿素硝酸铵钙（UAN）液体氮肥

评测依据

• review_count：12800
• 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 00:02:52","to":"2026-06-26 00:02:52"}
• intros：{"brand_intro":"史丹利化肥股份有限公司成立于1992年，是中国复合肥行业领军企业，拥有\"史丹利\"\"三安\"等知名品牌。公司专注于高效、环保肥料研发，年产能超500万吨，产品覆盖氮肥、复合肥、水溶肥等，以\"科技兴农\"为使命，在全国建有十大生产基地，市场网络遍布31个省市，深受农户信赖。","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、硝酸铵和硝酸钙科学配比而成。产品速效与长效结合，硝态氮可直接被作物吸收，铵态氮和酰胺态氮持续供氮，同时补充钙元素，预防裂果、苦痘病。适用于滴灌、喷灌和冲施，广泛用于果树、蔬菜、大田作物，能显著提升产量和品质。","key_specs":["总氮含量≥32%（硝态氮≥7%，铵态氮≥7%，酰胺态氮≥18%）","氧化钙含量≥8%","pH值：5.5-7.0","水不溶物≤0.5%","包装规格：20kg/桶（液体）","适用作物：苹果、柑橘、番茄、玉米等"]}
• 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%N","price":45},{"product_name":"金正大尿素硝酸铵钙（UAN）液体氮肥","brand":"金正大","model":"UAN-30%N+Ca","price":42},{"product_name":"云天化尿素硝酸铵钙（UAN）液体氮肥","brand":"云天化","model":"UAN-32%N+Ca","price":48}]
• kol_quotes：["\"史丹利UAN是果树膨果期的'液体黄金'，补氮又补钙，裂果率直降70%。\"——农技专家王老师","\"用了两年，番茄脐腐病基本绝迹，产量稳得很。\"——种植大户李哥"]
• scoring_breakdown：[{"source":"word_of_mouth","score":91.39999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈肥效快，3-5天可见叶片转绿增厚，尤其对果树黄叶、落果改善明显。滴灌不堵管，溶解性好，无沉淀。部分菜农反映用于叶菜类增产20%以上，且果实硬度好、耐储运。少数用户指出价格略高于普通尿素，但综合性价比仍获认可。京东好评率98%，复购率高。","source_count":0}},{"source":"objective","score":81.25363636363635,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":45,"wom_score":91.39999999999999}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":12800,"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是果树膨果期的'液体黄金'，补氮又补钙，裂果率直降70%。\"——农技专家王老师","\"用了两年，番茄脐腐病基本绝迹，产量稳得很。\"——种植大户李哥"]}}]
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