余姚县大岚乡第一农业社,位于四明山的中心区域,全社532亩茶园,大部分布于宫乐坪头、大路岗、巴门庭、和尚弄、大坪头后山岗大山头、养山岗及蜻蜒岗头等高山台地上。以土质来说有黄泥土,朱砂土、白岩土及半砂半泥土之分。土层较深的黄泥土占32.5%,其余大半属于土层较浅的沙性土壤,如官乐坪头3亩茶地由于沙性重隔泥浅,茶 Yuyao Dalang Township No. 1 Agricultural Society, located in the central area of ​​Siming Mountain, the whole community of 532 acres of tea gardens, most of the cloth in Gongle Ping head, road posts, Bamenting, monks get, Daping head back hill hills, mountains Post and dragonfly Gangtang alpine platform. Soil with yellow clay, cinnabar soil, white rock and half sand and sand points. The deeper layers of soil are 32.5% of yellow soil, while the rest are mostly sandy soil with shallow soil layers.