地处舒城西南山区的晓天镇是皖西重点产茶乡镇之一，由于种种原因，单产和效 益一直徘徊，经过几年的“四改”，使得茶树立地条件改善，根系总量和单产增加，提高了正常芽叶比例和鲜叶百芽重，达到了丰产增效的目的。 Xiaotian Town, located in the southwestern area of ​​Shucheng, is one of the key tea-producing towns in western Anhui. Due to various reasons, yields and benefits have been hovering. After several years of “four changes,” tea plantation conditions have been improved. Total root production and yield Increase and increase the proportion of normal shoots and leaves bud weight, reached the purpose of yield and efficiency.