Poly(A+ )mRNA in the cotyledons with continuous light treatment (l CL) whose protein weight in vitro translationwas 17. 4 kD was not discovered in the one treated with induced photoperiod (lSD).

• 连续光照处理（ICL）子叶内出现了短日照处理（ISD）子叶内没有的体外翻译蛋白质分子量为17.；4kD的Poly（A~+）mRNA。