If it is compromised,then the bees could not defend themselves against pesticide products, fungal infections, bacteria or poor nutrition.

VOA: special.2009.09.22

First, let's talk about malnutrition. Now usually that concept gets used to talk about too little nutrition, but in fact, if you consider mal to mean poor rather than too little, and poor nutrition can really get manifested as under-nutrition, over-nutrition, or just unhealthy eating in general.

我们首先谈谈营养不良,现在我们通常把这个概念视同于缺乏营养,但实际上理解为"不好的",比"不足"更为恰当,一般而言,不好的营养可以被理解为,营养不足,营养过剩,或者仅仅是指不健康的饮食

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Once common in Europe and the United States, cases of obstetric fistula now occur almost entirely in the developing world where poor nutrition and girls giving birth before their pelvis is fully developed contribute to the risks.

VOA: standard.2009.12.23

Livestock help improve human nutrition, provide income and serve as a safety net for many poor farmers.

VOA: standard.2010.02.22