zaiyichuanyinsuzhong
，shouxianzhongpiyanseyingxiangxiaomaimianfenjiqizhipindeseze，zaichufenlvxiangtongdetiaojianxia

，baipixiaomaimochudemianfenbihongpixiaomaimochudemianfenbai
，zheyidianshiwuyongzhiyide。xiaomaiziliyingduyumianfenbaiduchengxianzhufuxiangguan，zheshiyouyuyingzhipeiruzhongdianfenkeliyudanbaizhijiehejinmi，danqipeiruyiyufupifenli
，chufenlvgao，erqienianmoshidaduoyanzhepeiruxibaobidefangxiangpolie，xingchengdemianfenkelijiaoda，xingzhuangjiaozhengqi，duiguangxiandefensanjiaoduo，baiduxiajiang，erruanzhimaimianfenkelixiaoerbuguize
，duiguangxiandefensanjiaoshao。

 

　　麵粉顆粒細度、澱dian粉fen破po損sun程cheng度du也ye影ying響xiang麵mian粉fen白bai度du，因yin此ci在zai進jin行xing麵mian粉fen的de磨mo製zhi之zhi前qian有you必bi要yao對dui於yu小xiao麥mai中zhong的de破po損sun籽zi粒li進jin行xing清qing除chu。麵mian粉fen顆ke粒li度du越yue好hao，破po損sun澱dian粉fen越yue少shao，麵mian粉fen及ji其qi製zhi品pin白bai度du和he亮liang度du越yue高gao。麵mian粉fen白bai度du與yu蛋dan白bai質zhi含han量liang呈cheng顯xian著zhu負fu相xiang關guan。小xiao麥mai中zhong的de多duo酚fen氧yang化hua酶mei所suo引yin起qi的de酶mei促cu褐he變bian是shi導dao致zhi麵mian製zhi食shi品pin在zai加jia工gong和he貯zhu藏zang過guo程cheng中zhong顏yan色se褐he變bian的de主zhu要yao原yuan因yin。這zhe種zhong酶mei在zai隨sui著zhe研yan磨mo的de時shi間jian延yan長chang，其qi褐he變bian的de結jie果guo越yue加jia的de明ming顯xian，因yin此ci要yao注zhu意yi存cun儲chu的de環huan境jing以yi及ji時shi間jian。

 

　　非遺傳因素。在種植過程中的氣候、土壤、栽培技術等均會在不同程度上引起小麥的變異
，從而影響著麵粉的白度。