毛木耳的段木栽培在广西已遍及全区,年用种量达30万瓶以上,仅柳州地区的融水、融安、三江三个县,82年以来每年用种量在8万瓶以上。但各地的单产很不平衡,高的百斤段木产干耳7斤左右,低的仅1斤左右。据调查,产量不高的原因有:①未做到适时接种;②没有把好发菌关; Section of the wood cultivation of fungus in Guangxi has been throughout the region, with annual capacity of 300,000 bottles or more, only Liuzhou meltwater, Rongan, Sanjiang counties, 82 years since the annual use of more than 80000 bottles . However, the yield across the country is very uneven, with a high yield of about 10 pounds per mu of dry ear, about 1 kg low. According to the survey, the reasons for the low output are: ① not timely vaccination; ② no good hair off;