Before the drought, beekeepers would use the substitute food during the winter months.

在干旱之前，养蜂人会在冬季的几个月里使用这种替代食物。

Gonzalez of the FAO said the substitute food lacks protein the bees need to develop their bodies and nervous systems.

粮农组织的冈萨雷斯说，这种替代品缺乏蜜蜂发育身体和神经系统所需的蛋白质。