在氮肥施用量相同时，基本苗增加，每穗粒数、蛋白质及其组分含量均呈下降趋势。
Grain number per spike, protein and its component contents decreased with the increase of basic seedling number at the same nitrogen application amount.
辐射增强，作物叶片类黄酮含量增加、叶绿素含量降低、光合作用减弱，同时UV - B辐射诱致基因活性变化，导致DNA损伤和蛋白质含量的改变。
Enhanced UV-B radiation could increase crops' flavonoid content but decrease their chlorophyll content and photosynthesis, induce gene change, and result in DNA damage and change of protein content.
环已亚胺抑制可溶性蛋白质含量增加，同时也抑制细胞抗冻性发育。
Cycloheximide inhibited both the increase of soluble protein and the development of freezing tolerance.
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