陕西省茶园土壤类型与茶树生长

Soil Types and Tea Growth in Shaanxi Province

分析了陕西省茶园土壤的主要类型、理化性状及各茶园土壤的优缺点以及各类土壤对茶树生长发育与茶叶品质的影响，认为：①陕西省的茶园土壤分属于４个土类、７个亚类和１６个土种；黄泥巴、黄棕壤、棕壤和潮土这４个土类分别占陕西省茶园土壤的５７％、３７％、３％和３％；②山地黄泥巴和山地黄棕壤兼具各土种优点，是植茶的理想土壤；③陕西茶园土壤养分较高，茶树生长慢，氨基酸、咖啡碱、儿茶素及矿质营养含量丰富。

On the basis of extensive investigation and intensive study, some subjects were discussed in the paper, as soil physical and chemical properties of soil types in tea farm in Shaanxi province, and its affection to tes growth and tea quality The results showed that soils of tea farm in Shaanxi province belonged to 4 soil types, 7 subtypes and 16 species They were Yellow mud soil, Yellow brown soil, Brown soil, and Flood soil, which made up 57%, 37%, 3% and 3% respectively in total areas The paper gave out properties comparison among the soils, and presented some suggestions for improvement, which would be served as a scientific basis for soil selection of tea farm and soil improvement