雅拉尿素硝酸钙（UAN溶液）

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":"雅拉（Yara）是全球领先的作物营养公司，总部位于挪威，拥有超过百年历史。其在中国市场深耕多年，以高品质水溶肥和氮肥闻名，产品线覆盖从传统尿素到新型液体肥料。雅拉注重可持续农业，提供精准施肥方案，深受大型农场和高端种植户信赖。","product_intro":"雅拉尿素硝酸钙（UAN-32）是一种高浓度液体氮肥，含氮32%，其中硝态氮和铵态氮各半，并添加水溶性钙。该产品速效与长效结合，能快速补充作物氮素，同时钙元素可预防脐腐病、裂果等生理病害。适用于滴灌、喷灌和叶面喷施，吸收率高达90%以上。","key_specs":["总氮含量：32%（硝态氮16%+铵态氮16%）","水溶性钙：≥8%","pH值：5.5-7.0","密度：1.32-1.35 g/cm³","包装规格：20kg/桶、200kg/桶","适用作物：果树、蔬菜、大田作物"]}
• alt_products：[{"product_name":"雅拉尿素硝酸钙（UAN溶液）","brand":"雅拉","model":"雅拉UAN-32","price":28},{"product_name":"史丹利尿素硝酸钙（高氮型）","brand":"史丹利","model":"史丹利UAN-30","price":22},{"product_name":"金正大尿素硝酸钙（硝基型）","brand":"金正大","model":"金正大UAN-28","price":20}]
• kol_quotes：["\"雅拉UAN是高端种植户的标配，氮钙同补效率翻倍。\"——农业技术专家张老师","\"用了三年，番茄品质明显提升，果皮更亮更硬实。\"——山东寿光种植达人李哥"]
• 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3-5天叶片明显转绿，果实膨大均匀。钙元素补充效果显著，番茄、辣椒脐腐病发生率降低约70%。液体配方溶解彻底，不堵塞滴灌管。部分用户提到价格略高于普通尿素，但综合性价比高，尤其适合经济作物。少数用户建议在低温季节配合其他肥料使用。","source_count":0}},{"source":"objective","score":86.19515151515151,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":28,"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":["\"雅拉UAN是高端种植户的标配，氮钙同补效率翻倍。\"——农业技术专家张老师","\"用了三年，番茄品质明显提升，果皮更亮更硬实。\"——山东寿光种植达人李哥"]}}]
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• search_visual：null