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某日,众小编在讨论现在在外面吃东西有很多问题,很多食品的质量、卫生状况都不能令人放心,还不如“自己动手,丰衣足食”。说着说着,大家不由地想到了在自家屋顶种果蔬这个主意,顿时引起热烈讨论,可见生活在城市里的我们都有一个“田园梦”有待实现。据联合国统计,世界人口到2050年将会增至91亿。联合国粮农组织预计,到那时想要让所有人都吃饱,世界的粮食产量需要增加70%,那意味着土地亩产量与土地耕作面积
One day, Xiaobian talked about eating outside now there are many problems, many food quality, health status can not be reassuring, not as good as “do it yourself. Having said that, we all came to the idea of planting fruits and vegetables on our own roofs, and suddenly aroused heated discussions. We can see that we all have an ”pastoral dream " to be realized in the cities. According to the UN statistics, the world’s population will increase to 9.1 billion by 2050. The UN Food and Agriculture Organization predicts that by then all want to feed all, the world’s food production needs to increase by 70%, which means that land acreage and land acreage