水苏糖
水分
化学
作文(语言)
食品科学
棕榈酸
亚麻酸
氨基酸
蔗糖
硬脂酸
人工气候室
亚油酸
含水量
蛋氨酸
植物
脂肪酸
生物化学
棉子糖
有机化学
生物
岩土工程
哲学
工程类
语言学
作者
R. Wolf,J. F. Cavins,R. Kleiman,L. M. Black
摘要
Abstract Soybean plants were grown at day/night temperatures of 24/19 C until the beginning of seed development, and then transferred to 5 different temperature regimes (18/13, 24/19, 27/22, 30/25 and 33/28 C) in the CSIRO phytotron. Mature seeds that developed under these conditions were analyzed for variances in composition. Fatty acid composition was strongly affected by temperature: linolenic and linoleic acids decreased markedly whereas oleic acid increased as the temperature increased; palmitic and stearic acids remained unchanged. Oil content was positively correlated with temperature, and protein content increased at the highest temperature. Of the sugars analyzed, sucrose concentration decreased by 56% with a 15 C increase in temperature, and stachyose showed a slight reduction; other sugars remained unchanged. Amino acid composition was generally stable; however, methionine increased with increased temperature during seed development. Moisture content was unaffected.
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