荆州市郊红皮洋葱异常生长的原因调查与分析

Investigation and Analysis of the Abnormal Growth Causes into the Red Onion in Jingzhou Suburb

对荆州市郊2009年秋播的洋葱发生的未熟抽薹、分蘖等情况进行了实地访问与调查,并结合荆州市的气象资料对洋葱异常生长的原因进行了综合分析。结果表明:洋葱生长期间的异常天气是导致2010年荆州市洋葱发生未熟抽薹、分蘖、鳞茎大小不一、鳞茎形成与成熟期偏迟等异常生长的主要原因。

After carrying out field visits and surveys to the premature bolting and tillering etc. occurred in onion in 2009 in Jingzhou suburb, together with the comprehensive analysis of the abnormal growth causes into the red onion by the meteorological data in Jingzhou City. The results showed that the major reasons of the abnormal growth of the red onion during the growing season in Jingzhou this year were the abnormal weather, which leading to the premature bolting, tillering, different sizes of bulbing ,the delay in the bulb formation and maturation period.