山东茶树专用肥是由山东农业大学近年来研究开发的新产品 ,在泰安、日照、莒县的施用试验表明 :施用茶树专用肥的茶树生长势比单施尿素平均提高 2 1.2 %,比南方专用肥提高 2 9.6 2 %,投入产出比平均为 1:6 9.2 7,成本降低 2 8.1%;茶叶中的儿茶素、茶多酚、氨基酸含量分别提高 11.11%、18.98%和 6 6 .7%。 Shandong tea special fertilizer is Shandong Agricultural University in recent years, research and development of new products in Tai’an, Rizhao, Shexian application shows that: the application of special fertilizer tea tree growth potential than urea alone increased by an average of 2 1.2%, more than the South Fertilizer increased by 2 9.62%, input-output ratio averaged 1: 6 9.27 and cost decreased by 2 8.1%. The contents of catechins, tea polyphenols and amino acids in tea increased by 11.11%, 18.98% and 66.7%, respectively %.