Assertion: carotene's effect | /r/HasProperty | reported by lampi et al
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text: These results suggest that season markedly impacted the tocopherol isomers composition; however, the effects vary with variety as reported by Lampi et al.  who found that the α-tocopherol contents (9–19 μg/100 gdw and 11–16 μg/100 gdw in winter and spring, respectively) varied significantly among 6 types of wheat.