Using data from crop trials risks exaggerating the problem, because the plants in such trials are usually well fertilised-unlike most normal maize planted in Africa.
但是使用来自农作物实验的数据要冒夸大问题的风险，因为此项实验中的农作物通常是得到良好肥料的——这不同于大多数非洲普通的玉米作物。
Starch, protein and oil are main nutritional contents in normal maize.
淀粉、蛋白质和油分是普通玉米籽粒的主要营养成分。
It was very costly to separate amylose from normal maize so breeders began to select maize hybrid with high amylose.
从普通玉米籽粒中分离直链淀粉成本很高，因此育种家们开始培育富含直链淀粉的玉米品种。
It was very costly to separate amylose from normal maize so breeders began to select maize hybrid with high amylose.
从普通玉米籽粒中分离直链淀粉成本很高，因此育种家们开始培育富含直链淀粉的玉米品种。
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