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大量营养元素是氮、磷和钾、人类除正常的平衡的营养外还需要维生素。植物体包括茶树在内也需要一些微量营养元素,它们是硼、锰、锌、镍、钼、钴、铜和铝等。在地质发育上比较古老的土壤中这些微量元素消耗贻尽而全然竭缺,而在地质年代上较新的土壤中如新生冲积土中则不会。理论上,布拉马普特拉(Brahmaputra)
Numerous nutrients are nitrogen, phosphorus and potassium, and humans need vitamins in addition to normal, balanced nutrition. Plants, including tea tree, also need some trace nutrients, which are boron, manganese, zinc, nickel, molybdenum, cobalt, copper and aluminum. The consumption of these trace elements in the geologically advanced soils is exhausted and exhausted, but not in the newer soils of geologic age such as the new alluvial soil. In theory, Brahmaputra