去年12月中下旬至今年1月上旬,芦笋地上母茎已开始枯死,并进入休眠阶段。此时,须及时抓好田间冬季管理,重点要做好以下几条:一、彻底清园.保持笋田清洁。选晴天,割除所有地上植株.拔除残茬,将枯枝、残叶、杂草等全部清除干净,搬出田间,集中烧毁,使寄留的病原菌无法生存,确保田间清洁卫生。二、重视土壤消毒.杀死残留病菌。田间整理清洁后,选晴天,对全田进行一次中耕,并扒开芦笋根部的表土,让其曝晒2-3天,然后用40%节笋青粉剂600倍液,酒浇根盘及土壤,进行消毒杀菌。然后,根盘上培土10-15厘米保暖过冬。同时日间隔两行芦笋开一排水沟,田块四周开好排水深沟,保持田 In late December last year to early January of this year, asparagus stems have begun to die, and into the dormant stage. At this point, we must promptly grasp the winter field management, focusing on the following should be done: First, to thoroughly clean the park. Select sunny days, cut off all aboveground plants.Remove the stubble, the dead branches, leaves, weeds and other clean, move out of the field, concentrated burned, so send the pathogen can not survive, to ensure field sanitation. Second, pay attention to soil disinfection kill residual bacteria. Field cleaning and finishing, the election sunny day, the field conduct a cultivator and peeled off the roots of asparagus roots, let it expose for 2-3 days, and then use 40% bamboo shoots Green powder 600 times liquid, rooted wine and soil, For disinfection and sterilization. Then, the root dish soil 10-15 centimeters warm winter. At the same time every day, two rows of asparagus open a drainage ditch, plots around a good drainage ditch, keep the field