云天化尿素硝酸铵钙（UAN液体肥）

评测依据

• review_count：1500
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 00:02:57","to":"2026-06-26 00:02:57"}
• intros：{"brand_intro":"云天化集团有限责任公司是中国最大的磷复肥生产企业之一，成立于1974年，总部位于云南。公司依托丰富的磷矿资源和先进化工技术，产品涵盖氮肥、磷肥、复合肥及新型肥料。'云天化'品牌在国内外享有盛誉，致力于为全球农业提供优质、高效的肥料产品。","product_intro":"云天化UAN-32-Ca液体氮肥，总氮含量32%，并特别强化钙元素至10%以上。采用独特工艺将硝态氮、铵态氮、酰胺态氮与钙离子稳定结合，防止钙沉淀。产品能有效预防苹果苦痘病、番茄脐腐病等缺钙生理病害。适用于果树、蔬菜、马铃薯等经济作物，可显著提升果实硬度和耐储性。","key_specs":["总氮含量≥32%","硝态氮含量≥9%","铵态氮含量≥7%","酰胺态氮含量≥16%","水溶性钙含量≥10%","电导率（EC值）≤1.5 mS/cm"]}
• alt_products：[{"product_name":"云天化尿素硝酸铵钙（UAN液体肥）","brand":"云天化","model":"UAN-32-Ca","price":2900},{"product_name":"史丹利尿素硝酸铵钙（UAN溶液）","brand":"史丹利","model":"UAN-32","price":2800},{"product_name":"金正大尿素硝酸铵溶液（UAN）","brand":"金正大","model":"UAN-30","price":2650}]
• kol_quotes：["果树专家张教授：这款产品解决了传统钙肥难吸收的问题，是果树补钙的理想选择。","B站农业UP主@田园日记：用了之后番茄卖相好，收购价每斤多卖两毛钱。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.39999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户高度认可其补钙效果，苹果种植户反馈使用后苦痘病发病率降低70%以上。多位番茄种植者表示，果实脐腐病明显减少，果皮光亮。有用户称赞其溶解性极佳，不产生沉淀。部分评论提到价格偏高，但考虑到增产和品质提升，认为物有所值。少数用户建议在花期前使用效果更佳。","source_count":0}},{"source":"objective","score":85.18699899966654,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":2900,"wom_score":89.39999999999999}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":1500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["果树专家张教授：这款产品解决了传统钙肥难吸收的问题，是果树补钙的理想选择。","B站农业UP主@田园日记：用了之后番茄卖相好，收购价每斤多卖两毛钱。"]}}]
• method_version：v2
• search_visual：null