今年冬季冷暖交替，小寒以后气温转暖，常常预示春季将有倒春寒发生，会使刚萌发的茶树嫩梢，受到严重冻害，即使是刚萌动的芽，也会因受冻伤，而形成许多不规则的黑色的斑点，以致叶片不能展开而影响春茶产量和品质。因此，茶园应加强预防，尤其是一些特早生，早生品种茶园应 Cold and warm alternating this winter, cold temperatures after the cold, often indicates spring will occur in late spring, will just germination of tea shoots, suffered severe frost damage, even the bud just budding, but also due to frostbite, and the formation of many irregularities Black spots, so that the leaves can not expand and affect the yield and quality of spring tea. Therefore, the tea plantations should be strengthened to prevent, especially some special early-morning, early tea varieties should be