史丹利复合肥 钾长效型 50kg

评测依据

• review_count：12800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 00:07:13","to":"2026-06-26 00:07:13"}
• intros：{"brand_intro":"史丹利化肥股份有限公司成立于1995年，是国内大型复合肥生产企业之一，拥有\"史丹利\"中国驰名商标。公司专注于高效、环保、长效肥料的研发与生产，产品覆盖全国并出口海外，以\"科技兴农\"为理念，在钾肥长效技术领域拥有多项专利，市场口碑扎实。","product_intro":"史丹利钾长效型复合肥采用控释包膜技术，氮磷钾配比为15-15-15，特别添加长效因子，能有效减缓钾离子在土壤中的流失速度，肥效期可达90-120天。适用于玉米、水稻、小麦等大田作物及果树蔬菜，一次施用即可满足作物全生育期对钾元素的需求，减少追肥次数。","key_specs":["总养分含量≥45%（N-P2O5-K2O 15-15-15）","钾源为硫酸钾型，适用于忌氯作物","控释期90-120天","颗粒粒径2-4mm，圆润均匀","包装规格50kg/袋","适用作物：玉米、水稻、小麦、果树"]}
• alt_products：[{"product_name":"史丹利复合肥 钾长效型 50kg","brand":"史丹利","model":"钾长效型 15-15-15","price":185},{"product_name":"金正大 硝基钾长效肥 40kg","brand":"金正大","model":"硝基钾长效型 16-6-20","price":168},{"product_name":"中化 钾长效复合肥 50kg","brand":"中化化肥","model":"长效型 17-17-17","price":195}]
• kol_quotes：["农技专家王老师：史丹利这款长效肥的包膜技术在国内属于第一梯队，对玉米增产效果明显。","种植大户李哥：用了三年，地力保持得好，比普通肥少追两次肥。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.19999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈肥效持久，玉米拔节期和灌浆期表现突出，叶片浓绿不脱肥。部分农户提到与普通复合肥相比，后期无需追肥，省工省力。也有评论指出价格略高于普通肥，但综合算下来性价比不错。少数用户反映在沙质土壤中控释效果略有下降，建议配合有机肥使用。整体好评率在95%以上。","source_count":0}},{"source":"objective","score":92.08,"weight":0.45,"confidence":0.8,"details":{"rating_avg":4.7,"review_count":12800,"wom_score":89.19999999999999}},{"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":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["农技专家王老师：史丹利这款长效肥的包膜技术在国内属于第一梯队，对玉米增产效果明显。","种植大户李哥：用了三年，地力保持得好，比普通肥少追两次肥。"]}}]
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