云南省凤庆县大寺公社岔河大队是个群山交错,山高坡陡,箐深寒冷的山区大队,海拔二千二百米,年平均气温十四度(摄氏),霜期一百二十多天,植被主要是次生阔叶林的青木、栗类、红木等乔木,土壤多为酸性和微酸性灰化红壤,到处宜于种茶。全大队茶园九百一十亩,占总耕地百分之三十二点五,其中采摘茶园四百五十九亩,幼龄茶园四百五十一亩,平均每人有耕 Dafeng commune in Fengqing County, Yunnan commune Chahe brigade is a staggered mountains, steep mountains, deep deep cold mountain brigade, elevation 2,200 meters, the annual average temperature of fourteen degrees (Celsius), the frost period of more than 120 days The vegetation is mainly secondary trees such as Aoki, chestnut, mahogany and other secondary broadleaved forests. Most of the soils are acidic and slightly acidic ashed red soils, suitable for growing tea everywhere. Nine hundred and ten acres of the tea plantations of the entire brigade, accounting for 32.5% of the total arable land, of which 405 were planted in the tea plantation, 451 are for the young tea plantation,