Vitamin c also helps you absorb more nutrients from food .
维他命c还能帮助你从食物中吸收更多的营养。
But wheat yields per acre grew worse if anything as soil nutrients were depleted .
但随着土壤养分的丧失,每英亩的小麦产量开始降低。
Eventually , the surface phytoplankton exhaust the available nutrients and slow their growth .
最终,表层浮游植物耗尽了可获取的养分使其增长放缓。
The plant attacks sorghum and other crops and steals water and nutrients from the roots .
该植物寄生在高粱和其他作物上,从其根部吸取水分和养分。
What nutrients affect mental performance ?
什么营养素影响心理表现?
That would let both water and dissolved nutrients in , and might promote rapid initial growth .
这样水和溶解的养分都能够进入种子,从而促进其初始阶段的快速发育。
Plastids convert sunlight , water and carbon dioxide into usable nutrients .
叶绿体将阳光、水分和二氧化碳转化成可用的养料。
Artificial fertilizers cannot replace these essential nutrients .
人工化肥不能代替这些重要的营养素。
Your blood cells must deliver nutrients to all the other cells .
你的血液细胞必须传送营养到所有的其他细胞。
Greening agricultural with practices such as efficient use of water or organic nutrients would offer a means of feeding a global population of about 9 billion by 2050 without damaging nature .