住商肥料 缓释钾肥 复合肥料 20kg

评测依据

• review_count：4300
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["京东","天猫","什么值得买"]
• time_range：{"from":"2026-06-25 09:59:51","to":"2026-06-25 09:59:51"}
• intros：{"brand_intro":"住商肥料（Sumitomo Chemical）是日本住友化学株式会社在华合资品牌，成立于2005年，总部位于山东青岛。住友化学拥有百年历史，是全球缓控释肥技术的先驱。住商肥料引进日本\"树脂包膜\"技术，产品以\"精准释放、零污染\"著称。品控上执行日本JIS标准，每批次产品均需通过72小时溶出率测试。其高端定位使其成为高端种植户的首选。","product_intro":"住商肥料缓释钾肥采用日本进口树脂包膜，释放曲线与作物需肥规律高度吻合，释放期可达180天。核心卖点是\"一季一肥，零浪费\"，特别适合高价值经济作物如草莓、蓝莓。相比国产缓释肥，其释放精度更高，但价格是国产的2-3倍。竞品对比中，其膜材料可生物降解，且养分利用率达80%以上。","key_specs":{"总养分":"K2O≥54%","控释期":"150-180天（25℃土壤）","膜材料":"日本进口聚烯烃树脂，可降解","适用作物":"草莓、蓝莓、樱桃等高价值水果","包装规格":"20kg/袋","施用方法":"基施，建议亩用量10-15kg"}}
• alt_products：[{"product_name":"住商肥料 缓释钾肥 复合肥料 20kg","brand":"住商肥料","model":"住商缓释型","price":220},{"product_name":"史丹利 纯硫基钾缓释肥 复合肥料 50kg","brand":"史丹利","model":"纯硫基型","price":180},{"product_name":"金正大 控释钾肥 缓释型 40kg","brand":"金正大","model":"控释型","price":160}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价以\"效果惊艳\"和\"价格昂贵\"两极分化。优点：①释放精准，草莓用户反馈果实均匀、甜度高；②省工省力，整季无需追肥；③膜材料环保，土壤无残留。缺点：①价格高昂，小农户难以承受；②在高温地区释放过快，需调整用量；③购买渠道有限，易买到假货。专业评测\"农资导报\"称其\"缓释技术达到国际领先水平\"。","source_count":3}},{"source":"objective","score":93.91999999999999,"weight":0.45,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":4300,"wom_score":90.79999999999998}},{"source":"user_review","score":96,"weight":0.2,"confidence":1,"details":{"rating_avg":4.8,"review_count":4300,"source":"product_reviews_aggregate"}}]
• method_version：v2
• search_visual：null