黑木耳新品种‘桂云3号’

A New Auricularia heimuer Cultivar ’Guiyun 3’

黑木耳‘桂云3号’是由野生菌株人工驯化、选育而成的中早熟、广温广适型新品种。子实体多单生,耳片呈浅褐色、透明度强,耳基小,耳脉无或很少。耳片胶质含量多,弹性好,干品强烈收缩,泡发率1︰20以上,商品性佳。出菇温度23~28℃,出耳周期为55~70 d,耐高温。生物学转化效率115%~140%,规格15 cm×55 cm的栽培袋(干料以杂木屑为主,约900 g)干耳产量50~75 g·袋^(-1)。适于广西中部、北部地区栽培。

Auricularia heimuer ’Guiyun 3’ was bred and domesticated form wild strains. The cultivar is mid-early maturing type with wide range of growing temperature and adaptability. The fruiting bodies are mostly solitary,light brown,with strong diaphaneity,small ear base and unconspicuous ear vein. The ear piece has more glial content,good elasticity,and crisp texture. It shrinks strongly,and the foaming rate of dry ear is 1︰20 or more. Demonstrative cultivation for years shows that the suitable temperature for fruiting body growth of ’Guiyun 3’ is 23–28 ℃. The ear productive cycle was 55–70 days,the biological efficiency is 115%–140%,the average yield of 15 cm × 55 cm cultivation bag(dry material is mainly miscellaneous sawdust,about 900 g)is 50–75 g(dry weight)per cultivated bag. It is suitable for cultivation in central and northern of Guangxi.