Taitai (Reporter Yang Yujie) Yesterday, the Provincial Quality Supervision Bureau announced the sampling results. There were 14 enterprises in Tai 'an, among which one cable battery enterprise was unqualified, the unqualified item was reserve capacity, one compound fertilizer enterprise was unqualified, and the unqualified item was potassium oxide.

This year, Shandong Provincial Bureau of Quality and Technical Supervision organized a joint quality supervision and spot check of lead-acid battery products, power cable products and compound fertilizer products. It is understood that 20 batches of lead-acid battery products, 50 batches of power cable products and 120 batches of compound fertilizer products produced by 120 enterprises were randomly selected in this province. Among the 14 enterprises involved in Taian, there are 3 power cable products enterprises, 8 compound fertilizer products enterprises and 3 lead storage battery enterprises. The lead-acid batteries sampled in the province found that two batches of products from two enterprises did not meet the requirements of relevant standards. The unqualified items involved reserve capacity, low-temperature capacity and high-rate discharge, and the unqualified rate was 10%. Lead-acid batteries produced by Taian Shihua Cable Battery Co., Ltd. are "famous on the list" 因為他們沒有足夠的儲備能力。電力電纜產品抽查中，發現6家企業的6批次產品不符合相關標準要求。不合格項目涉及PVC護套失重和非金屬護套最薄處厚度，泰安市抽檢的3家企業產品全部合格。

復合肥產品抽查發現，11家企業的11批次產品不符合相關標準規定。不合格項目涉及總氮、氧化鉀、總養分、氯離子和包裝標簽。泰安企業山東魯玉娥化工有限公司生產的復混肥中氧化鉀不合格。

據了解，鉀是植物生理活動中最重要的元素之一，可以調節植物水分、陰離子和陽離子的平衡，參與光合作用。作物缺鉀會影響根系生長，導致作物容易倒伏，葉片出現壞死斑?；十a品是農業生產的主要生產資料之一。不合格的產品，尤其是營養指標不合格，將直接影響農作物的生長，導致最終產量的降低。